1991 GMC Sonoma Engine Cooling Parts

Essential 1991 GMC Sonoma Engine Cooling Parts

Permatex – Sensor-Safe, High-Torque RTV Silicone Gasket Maker (Part No.82194)

Sensor-Safe, High-Torque RTV Silicone Gasket Maker

from

$11.49
Permatex Ultra Grey is specified for high torque and high vibration applications. Ultra Grey offers a sensor-safe, low odor, non-corrosive formula and is OEM specified to fit dealership warranty requirements. This high performance gasket maker meets performance specs of OE silicone gaskets and can be used on high torque and vibration applications such as valve covers, water pump, intake manifold end seals ad thermostat housings.

Product Features:
  • High torque and rigidity
  • Sensor-safe, non-corrosive formula
  • OEM specified
  • Low-odor, non-corrosive formula
  • Ideal for closed spaced bolt patterns
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Motorad – Thermostat Kit: Includes Housing, Thermostat, and Seal, 195 Degrees (Part No.5168KT)

Thermostat Kit: Includes Housing, Thermostat, and Seal, 195 Degrees

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$42.99
Kit includes thermostat, housing, and all necessary seals/gaskets to do the complete job. These individual parts are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat and housing will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
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Imperial – Electric Fan – 12" Diameter (Part No.226112)

Electric Fan - 12" Diameter

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$94.99
Electric fan with 12″ diameter. Imperial electric fans are reversible for push or pull operation and are designed with a thin, aerodynamic profile for applications with limited space.

Product Features:
  • Rapid-Cool® Thin-Line electric fans
  • 12″ Diameter
  • 800 CFM
  • Use as a pusher or puller fan
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Driveworks Water Pumps – Water Pump (Part No.58-320)

Water Pump

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$28.49
Using advanced re-engineering materials and processes, Driveworks Water Pumps meet all O.E. standards of performance and fitment. Each unit is supplied with new, unitized seals and the proper O.E. specified bearing design to meet the specific radial and axial load requirements of each application. 100% leak and hub-pull testing ensures reliable performance for the long haul.

Product Features:
  • 100% leak testing and hub-pull testing ensures reliable performance.
  • O.E.-supplied NEW unitized seals ensure long-lasting, trouble-free performance.
  • The proper O.E. specified bearing design is installed to meet the specific radial and axial load requirements of each application. This ensures longer bearing life and reliable performance.
  • Thermostat seal and mounting gasket are supplied for ease of installation (where applicable).
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Imperial – Electric Fan – 14" Diameter (Part No.226114)

Electric Fan - 14" Diameter

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$99.99
Product Features:
  • Motors built and tested to quality specifications
  • 14 in. universal fit reversible fan
  • 1250 CFM
  • UNIVERSAL fan, NOT a direct OE replacement. Measure core and verify space.
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Dorman – Water Pump Mounting Hardware Kit (Part No.902-807)

Water Pump Mounting Hardware Kit

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$16.29
This engine water pump stud kit is designed to match the original hardware required to repair the water pump on specified vehicles. Made of quality components, this kit is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this engine water pump stud kit is designed to match the original hardware required to repair the water pump on specified vehicles
  • Ideal solution – this kit is a reliable replacement for original hardware that is missing or damaged
  • Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Felpro – Engine Water Pump Gasket (Part No.13032)

Engine Water Pump Gasket

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$2.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
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Carquest Premium – Coolant Temperature Sensor (Part No.WTC1001)

Coolant Temperature Sensor

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$22.99
Approved materials for increased durability in even the most extreme temperatures. All MotoRad Coolant Temperature Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • Thread Sealant and/or O-ring pre-installed on applicable sensors to ensure leak free performance
  • Brass sensor housing precision machined to meet or exceed OE thermal conductivity
  • OE precision matched thermistor position for correct output parameters
  • Extensive product testing includes salt spray, high/low temperature impact, thermal vibration, durability, static electricity, and micro tension, among other tests, to ensure all sensors meet or exceed OEM specifications.
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Dorman – Help – Water Pump Stud Kit (Part No.23737)

Water Pump Stud Kit

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$6.99
This engine water pump stud kit is designed to match the original hardware required to repair the water pump on specified vehicles. Made of quality components, this kit is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this engine water pump stud kit is designed to match the original hardware required to repair the water pump on specified vehicles
  • Ideal solution – this kit is a reliable replacement for original hardware that is missing or damaged
  • Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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ACDelco – GM Original Equipment Engine Coolant Temperature Sensor (Part No.C6020210271ACD)

GM Original Equipment Engine Coolant Temperature Sensor

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$66.21
The ACDelco GM Original Equipment Engine Coolant Temperature Sensor monitors the engine temperature, and is a GM-recommended replacement for your vehicle’s original component. The engine temperature signal is used by the engine control module to adjust the air/fuel mixture and ignition timing. This original equipment engine coolant temperature sensor has been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Undergo the same stringent testing process as the original part
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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Carquest Premium – Universal Fan Clutch – 7" Thermal Heavy Duty (Part No.215153)

Universal Fan Clutch - 7" Thermal Heavy Duty

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$61.99
Please note: Advance Auto Parts is proud to carry comparable exact-fit parts from multiple vendors, as such, the item you receive may be one of two quality brands. Both brands meet the same fitment requirements and are equal in their performance and specifications. The fan clutch is the component of the cooling system that varies the fan speed to meet the cooling needs of the engine. The fan clutch provides high airflow volume and, by only operating the fan as needed, promotes good fuel economy. CARQUEST fan clutches are designed to meet OE performance specifications.

Product Features:
  • CARQUEST Premium Fan Clutch
  • 7″ thermal heavy-duty
  • Designed, tested and built by application
  • OE performance, fit and appearance
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Carquest Premium – Radiator Cap Tester Adapter (Part No.12552)

Radiator Cap Tester Adapter

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$14.29
Tester adapter for the MT-300 cooling system pressure testers. Professional grade test equipment to ensure an automotive cooling system is operating at the correct pressure. Made from high quality materials to ensure durability. Designed to test automotive coolant caps.

Product Features:
  • Machined metal construction
  • Works with MT-300 pressure tester
  • Tests coolant caps
  • Professional quality
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Carquest Premium – Coolant Housing/Water Outlet: Gasket Included (Part No.85168)

Coolant Housing/Water Outlet: Gasket Included

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$45.99
We are proud to offer this CARQUEST product line: CARQUEST Water Outlets. Our products are engineered and tested to provide years of trouble free operation and designed to be hassle free OE replacement part that meets and/or exceeds OE standards. Backed by over 50 years of mobile temperature control experience, fix it once and fix it right with CARQUST Water Outlets and Thermostat Housings.

Product Features:
  • Meets and/or exceeds OEM standard
  • Includes quality gasket or O-ring to ensure proper seal (where applicable)
  • Coated with corrosion and rust inhibitor
  • 100% leak tested
  • Direct-fit replacement for ease of installation
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Dorman – Help – Radiator Drain Cocks (Part No.61109)

Radiator Drain Cocks

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$7.79
This radiator drain petcock is a direct replacement for the original equipment plug that may have deteriorated or corroded. Made of quality materials, this petcock is engineered to strict standards for durable use over time.

Product Features:
  • Direct replacement – this radiator drain petcock matches the fit and function of the original equipment part
  • Durable construction – this part is made of quality materials for a long service life
  • Saves money – offers original equipment quality at a competitive price
  • Quality assured – this petcock has undergone virtual testing to assure proper fit and function
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Dorman – Dorman Expansion Tank Cap (Part No.G1040206055DOR)

Dorman Expansion Tank Cap

from

$6.90
Dorman offers a variety of Engine Coolant Recovery Tank Caps for a range of applications. All Dorman Engine Coolant Recovery Tank Caps are constructed of high-quality plastic. They effectively protect the cooling system by providing a tight seal against the elements.

Product Features:
  • Save time, money and labor by replacing only the Cap – instead of the entire Engine Coolant Recovery Tank
  • Direct replacement for a proper fit every time
  • A necessary safety item – prevents coolant from splashing and/or leaking
  • Available in diverse styles, including screw-on and snap-on
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Dorman – Coolant Housing/Water Outlet: With Housing and Gasket, 180 Degree Neck Angle (Part No.902-2008)

Coolant Housing/Water Outlet: With Housing and Gasket, 180 Degree Neck Angle

from

$11.29
This replacement engine coolant thermostat housing is engineered to match the fit and durability of the stock thermostat housing on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this engine coolant thermostat housing directly replaces the original housing on specified vehicle years, makes and models
  • Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
  • Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
  • Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housings
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Felpro – WATER PUMP MOUNTING GASKET SET (Part No.ES 73030)

WATER PUMP MOUNTING GASKET SET

from

$7.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
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Felpro – Engine Water Pump Gasket (Part No.35392)

Engine Water Pump Gasket

from

$4.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
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Felpro – WATER OUTLET GASKET (Part No.35562 T)

WATER OUTLET GASKET

from

$19.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Problem-solving gaskets featuring advanced sealing technologies designed specifically for the repair environment
  • PermaDryPlus water outlet gaskets utilize rigid carrier construction and silicone sealing beads to ensure a long-lasting seal, including those with warped housing flanges
  • Validated for fit, form, and function
  • Quality that you can trust
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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KAI – Cooling Fan Shroud (Part No.GM3110121)

Cooling Fan Shroud

from

$22.99
New Platinum Pro Lower Fan Shroud, 2.8 Liter V6 Engine

Product Features:
  • 2.8 Liter V6 Engine
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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ACDelco – GM Original Equipment Engine Coolant Thermostat (Part No.G4000202671ACD)

GM Original Equipment Engine Coolant Thermostat

from

$21.85
An ACDelco GM Original Equipment Engine Coolant Thermostat is a temperature controlled valve located in the engine coolant outlet to, or the inlet from, the radiator, and is a GM-recommended replacement for your vehicle’s original component. It controls the flow of coolant through the radiator to enable the engine to reach and maintain its normal operating temperature. This original equipment engine coolant thermostat has been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Control the flow of coolant through the radiator to enable the engine to reach and maintain its normal operating temperature
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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US MOTOR WORKS – Water Pump with Fan Clutch (Part No.MCK1034)

Water Pump with Fan Clutch

from

$93.99
US Motor Works Professional Series Water Pump with Fan Clutch are designed to replace the mechanical components of a cooling system. A proper water pump replacement should include a new fan clutch as the two are connected to the same shaft and work together to move the air and cooling fluid. Replacing one without the other can damage the new part and cause repeat work or engine trouble. This matched set will allow your vehicle continued operation in the demanding environment of today’s engine. All components are brand new and QA inspected for perfect fit and function. Restore your cooling power by installing a US Motor Works Professional Series Water Pump with Fan Clutch.

Product Features:
  • Fan clutch mounts to the water pump and should be replaced at the same time.
  • Matched set for proper water pump or fan clutch replacement
  • Includes mounting hardware, gaskets and accessories as required.
  • Complete mechanical cooling parts replacement
  • Factory tested and 100% new product
  • Meets or exceeds OEM quality
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Carquest Premium – Radiator: With Engine And Transmission Oil Coolers (Part No.432049)

Radiator: With Engine And Transmission Oil Coolers

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$179.99
Carquest Premium radiators are designed and engineered for maximum performance, using the highest-grade materials to ensure all radiators meet or exceed original equipment (O.E.) fit, form and function. Carquest Premium radiators are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Most modern vehicles use radiators with plastic tanks and our parts are engineered with integrated ribbing to prevent damage during thermal cycling. Carquest Premium radiators are also 100% tested to ensure a durable, leak-free cooling system repair.

Product Features:
  • Thermal tested under real-life temperature simulations
  • High tensile strength aluminum for maximum crimp strength
  • Plastic tanks are engineered with integrated ribbing for added strength to withstand cracks, bowing and distortion during thermal cycles
  • Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles
  • Oil cooler designs meet or exceed OE standards, keeping the vehicle’s engine and transmission performing at optimal conditions
  • OEM grade, premium fittings for transmission or engine oil coolers (where applicable)
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Flex A Lite – Belt-Driven Fan Spacer (Part No.516)

Belt-Driven Fan Spacer

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$18.99
Belt-Driven Fan Spacer

Dorman – OE Solutions Engine Cooling Fan Blade (Part No.G5050719982DOR)

OE Solutions Engine Cooling Fan Blade

from

$66.93
Restore clutch-driven fans to original functioning and sustain proper engine operation with Dorman’s Engine Cooling Fan Blade. Its construction features reinforcement that reduces blade flexing at operating temperatures, improving thermal stability.

Product Features:
  • Helps to prevent engine overheating
  • Direct replacement for a proper fit every time
  • Easy to install
  • Durable construction for long-lasting performance
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Mr. Gasket – Thermocap Radiator Cap (Part No.2470B)

Thermocap Radiator Cap

from

$47.19
The fastest, easiest way to know exactly when it’s safe to open your radiator cap. ThermoCap, with its built-in calibrated thermometer, indicates the coolant temperature.

Product Features:
  • Indicates coolant temperature
  • Helps prevent coolant injuries
  • Fahrenheit and centigrade readings
  • Color-coded temperature ranges
  • Integrated coolant reclamation valve
  • Improves under-hood appearance
  • Chromed crown with a colored trim ring
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Felpro – THERMOSTAT GASKET (Part No.35595)

THERMOSTAT GASKET

from

$2.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Permatex – Sensor-Safe, High Torque RTV Silicone Gasket Maker (Part No.22074)

Sensor-Safe, High Torque RTV Silicone Gasket Maker

from

$6.99
Permatex Ultra Grey is specified for high torque and high vibration applications. Ultra Grey offers a sensor-safe, low odor, non-corrosive formula and is OEM specified to fit dealership warranty requirements. This high performance gasket maker meets performance specs of OE silicone gaskets and can be used on high torque and vibration applications such as valve covers, water pump, intake manifold end seals ad thermostat housings.

Product Features:
  • High torque and rigidity
  • Sensor-safe, non-corrosive formula
  • OEM specified
  • Low-odor, non-corrosive formula
  • Ideal for closed spaced bolt patterns
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1991 GMC Sonoma Engine Cooling Parts

Maybe you’re in the middle of a full rebuild of that 1991 GMC Sonoma. Maybe you just need a couple of Engine Cooling Parts. Either way, Advance Auto Parts has 97 different Engine Cooling Parts in our inventory ranging from $2.49 to $439.99. That means you can find the exact parts or products you need to keep that 1991 GMC Sonoma running smoothly.

Engine Cooling Parts are only as good as their brand. We stock 21 different brands to make sure you have plenty of trusted parts to choose from for your 1991 GMC Sonoma. Carquest Premium, Permatex, and Felpro are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Engine Cooling Parts for your 1991 GMC Sonoma, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 4,881 reviews in this category, some of the top rated parts include Engine Coolant Outlet Gasket with 4.8 stars and Radiator Cap: 16 PSI with 4.6 stars.

So if you’re in the market for aftermarket Engine Cooling Parts to keep your 1991 GMC Sonoma rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Engine Cooling Parts Brands To Make Your 1991 GMC Sonoma Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1991 GMC Sonoma demands trusted brand parts and products to keep it running. Many trusted brands of Engine Cooling Parts make up Advance Auto Parts’ inventory, and all are ready to help make your Sonoma the best it can be. Be sure to browse some of our top Engine Cooling Parts brands and parts.

Popular Delphi Engine Cooling Parts

We carry Delphi parts in our stock across Coolant Temperature Sensors categories, plus more. For a 1991 GMC Sonoma, our most popular Delphi Engine Cooling Parts include:
Engine Coolant Temperature Sensor
from $29.99
(1)
Engine Coolant Temperature Sensor
Coolant Temperature Sensors

FAQs for 1991 GMC Sonoma Engine Cooling Parts

What are the most purchased Engine Cooling Parts for the 1991 GMC Sonoma?

Out of 97 Engine Cooling Parts for the 1991 GMC Sonoma, the most popular in our inventory are:
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
from $6.99
(288)
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
Engine Water Pump Inlet Pipe Gaskets
Sensor-Safe, High-Torque RTV Silicone Gasket Maker
from $11.49
(95)
Sensor-Safe, High-Torque RTV Silicone Gasket Maker
Water Pump Housing Gaskets
Engine Water Pump Gasket
from $2.99
(68)
Engine Water Pump Gasket
Water Pump Gaskets

What are the top-rated 1991 GMC Sonoma Engine Cooling Parts?

Top-rated Engine Cooling Parts for your 1991 GMC Sonoma based on customer reviews/ratings are:
Engine Coolant Outlet Gasket
from $3.99
(100)
Engine Coolant Outlet Gasket
“Perfect fit”
Radiator Cap: 16 PSI
from $16.79
(91)
Radiator Cap: 16 PSI
“Better then the factory one”
Coolant Temp Sensor Switch
from $24.05
(56)
Coolant Temp Sensor Switch
“Very good replacement part.”