1990 Mercedes-Benz 300SEL Cooling and Climate Controls

Essential 1990 Mercedes-Benz 300SEL Cooling and Climate Controls

Dorman – 5-Wire Style Relay (Part No.85170)

5-Wire Style Relay

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$15.99
This HVAC relay connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this HVAC relay connector matches the appearance and function of the factory hardware on specified applications
  • Ideal solution – this connector is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and 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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Behr – Radiator Drain Plug (Part No.G106034117BEH)

Radiator Drain Plug

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$6.23
Radiator Drain Plug

Dorman – Radiator Fan Assembly: Single, Cost Effective And Reliable (Part No.621-310)

Radiator Fan Assembly: Single, Cost Effective And Reliable

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$183.99
This engine cooling fan assembly is precision-engineered to match the fit and performance of the stock radiator fan on specific vehicle years, makes and models. It has been rigorously tested to ensure it cools as effectively as the original part.

Product Features:
  • Ideal replacement – this engine cooling fan assembly was precision-engineered to match the fit and performance of the stock radiator fan assembly on specific vehicles
  • Complete package – assembly is designed with the same materials and components as the original part
  • Quality assured – motors are tested in laboratory settings to ensure performance
  • Cost effective and reliable – trustworthy manufacturing for far less than same part at the dealership
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Febi – Bilstein Engine Cooling Fan Blade (Part No.G505014303FEB)

Bilstein Engine Cooling Fan Blade

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$68.02
The Febi/Bilstein Engine Cooling Fan Blade is an ideal high quality aftermarket replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium aftermarket replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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Programa – HVAC Control Module (Part No.R205949491PRO)

HVAC Control Module

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$388.65
Remanufactured Programa specializes in BMW, Mercedes Benz, Volvo, Porsche and Saab remanufactured ignition control units. Remanufacturing Process:

Product Features:
  • Complete visual inspection.
  • Boards and components are repaired or replaced.
  • Any test that fails to meet OEM specifications is repaired or replaced.
  • Once the ICU meets all OEM specifications, the unit is reassembled, sealed and packaged.
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Carquest Premium – A/C Block Type O-Ring Expansion Valve (Part No.T38602)

A/C Block Type O-Ring Expansion Valve

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$44.99
Carquest Expansion Valves are designed to regulate the flow of refrigerant through the air conditioning system to provide optimal cooling to the passenger compartment. Each expansion valve is manufactured to original equipment specifications to perform its function even in the harshest climates. Each part is supplied with the necessary gaskets and o-rings for installation.

Product Features:
  • The bodies of these expansion valves are machined from a single block of aluminum or brass metal.
  • Each expansion valve has settings for tonnage and superheat based on the vehicle specifications.
  • Each expansion valve is tested for function and leakage according to OEM specifications to ensure optimal performance of the air conditioning system.
  • O-Rings necessary for installation are included.
  • O-Rings necessary for installation are included.
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Carquest Premium – Blower Motor: With Wheel (Part No.76975)

Blower Motor: With Wheel

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$156.99
Carquest Premium Blower Motors are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it once and fix it right with Carquest Premium Blower Motors. Meets or exceeds OE design. Magnetic size and properties compare or exceed OEM. Windings meet or exceed OEM Specifications. Motor RPM equivalent to or exceeds OEM motor.

Product Features:
  • Meets or exceeds OE design and performance
  • Magnetic size and properties compare or exceed OEM
  • Windings meet or exceed OEM specifications
  • Motor RPM equivalent to or exceeds OEM motor
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APA/URO – APA/URO Expansion Tank (Part No.G103016617APA)

APA/URO Expansion Tank

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$42.41
The APA/URO expansion tank is made of the highest quality materials and is engineered to meet or exceed the OEM specifications for performance, fit and durability.

Product Features:
  • OE-Equivalent and Direct Fit for easy Installation.
  • OE style connections and fittings.
  • Made of highly durable materials.
  • Resistant to thermal wear and cracking.
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Dorman – Electrical Harness – 2-Wire GM A/C Clutch with Diode (Part No.85143)

Electrical Harness - 2-Wire GM A/C Clutch with Diode

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$11.99
This HVAC clutch coil connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this HVAC clutch coil connector matches the appearance and function of the factory hardware on specified applications
  • Ideal solution – this connector is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and 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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APA/URO Parts – Engine Cooling Fan Clutch Bearing Bracket (Part No.G500932158APA)

Engine Cooling Fan Clutch Bearing Bracket

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$156.07
The APA/URO Engine Cooling Fan Clutch Bearing Bracket is an ideal high quality aftermarket replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium aftermarket replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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Carquest Premium – Engine Coolant Temperature Switch (Part No.TFA1154)

Engine Coolant Temperature Switch

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$42.49
The engine coolant temperature sender, not to be confused with the engine coolant temperature sensor, is located anywhere within the engine cooling system, and contains a thermistor that changes in resistance value as the thermistors ambient temperature changes. The engine coolant temperature sender is fed 12 volts and is typically used in conjunction with a gauge in the instrument cluster to provide a visual representation of the engine coolant temperature condition.

Product Features:
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • Lead frame terminal size and location determined using image dimension measuring system or 3D laser scanner.
  • Thermally conductive grease within the housing providing the most accurate temperature transfer from the engine to the thermistor.
  • Plated brass or aluminum housings to prevent housing corrosion, ensures effective heat distribution to thermal element, and ensure a secure and leak-free thread mount.
  • Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the connector terminal design process ensures speed-to-market and a precise connector fit guaranteed.
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Bosch – Water Temperature Sensors (Part No.C602012903BOS)

Water Temperature Sensors

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$76.28
Bosch liquid temperature sensors accurately monitor the vital fluids in your vehicle ensuring long and healthy life. The sensor provides information to the Engine control Unit to keep your engine running strong, safe, and efficient.

Product Features:
  • High durability against operating materials: fuel, oil, water
  • Sturdy, vibration-proof design with lasting performance
  • Extreme Accuracy under extreme conditions: -40F – +260F
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Factory Air – Cap & Valve A/C System Seal Kit (Part No.26777)

Cap & Valve A/C System Seal Kit

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$16.99
High quality OE replacement part with all components needed to complete the job

Product Features:
  • All the seals needed to complete the job
  • Compatible with both R12 and R134a refrigerants
  • SUV and rear air applications
  • Application specific
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Calorstat – CALORSTAT Thermostat (Part No.G400014201CAL)

CALORSTAT Thermostat

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$12.72
CALORSTAT thermostatic components (bellows thermostats for water temperature regulation), followed by the use of a different technology based on the wax expansion. CALORSTAT by Vernet has produced thermostatic elements for more than 50 years. A vast amount of experience and continuous development has enabled the Company to remain the world leader in this field. Throughout the world, Vernet is regarded as a valued partner by manufacturers, large and small, in the Sanitary, Heating and Automotive industry.

Product Features:
  • Comfort enhancement by a faster cabine warming
  • CO2 emissions and fuel consumption reduction
  • Thermostat opening driven by the ECU (electrical thermostat)
  • An adaptation of the control strategies to the vehicle use (electrical thermostat)
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Carquest Premium – Universal Reverse Rotation Thermal Standard Duty Fan Clutch (Part No.215131)

Universal Reverse Rotation Thermal Standard Duty Fan Clutch

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$164.99
Product Features:
  • Designed, tested, and built by application
  • OE performance, fit, and appearance
  • Precision machined
  • Out of box installation
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Behr – A/C Temp. Switch (Part No.R105529376BEH)

A/C Temp. Switch

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$40.85
A/C Temp. Switch

Carquest Premium – HVAC Blower Motor Resistor (Part No.RUE1914)

HVAC Blower Motor Resistor

from

$642.99
Carquest premium direct replacement resistors are designed to match the operation and performance of the original equipment to restore the proper heating and cooling functionality.

Product Features:
  • Restores Functionality- Manufactured to original equipment specifications to restore full HVAC operation
  • Original equipment quality – Carquest blower motor resistors meet the high quality material standards and tolerances as the original equipment
  • Complete kit – Each kit includes the resistor, connector, and splice connectors to complete the job
  • Direct replacement – Carquest blower motor resistor kits are a direct replacement to the original equipment resistor
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Carquest Premium – New Compressor with Clutch, Nippondenso 10PA15C (Part No.T58334)

New Compressor with Clutch, Nippondenso 10PA15C

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$439.99
Carquest Premium A/C compressors are 100% new units that are manufactured to the highest quality to meet or exceed OE specifications.

Product Features:
  • Every unit is 100% function and leak tested
  • Tested for noise, vibration, durability, vacuum decay and pressure decay to ensure no leaks and longer life
  • Very low friction coating used on swash plate to improve durability
  • PTFE coated pistons improve performance and reduce wear
  • Rubber dampened clutch plate ensures smooth clutch engagement and reduces wear
  • Matched high-quality needle-roller bearing ensures low friction and high load capability
  • Limited Lifetime Warranty when following warranty requirements: Flush A/C System, replace accumulator/receiver dryer, replace orifice tube/expansion device, and filling with correct oil and refrigerant
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Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.41472)

Radiator: With Transmission Oil Cooler

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$296.99
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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Dorman – Coolant Housing/Water Outlet: With Water Outlet and O-Ring, 90 Degree Neck Angle (Part No.902-943)

Coolant Housing/Water Outlet: With Water Outlet and O-Ring, 90 Degree Neck Angle

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$43.49
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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Carquest Premium – AC Pressure Switch (Part No.ACC1605)

AC Pressure Switch

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$92.99
The Premium CarQuest Vehicle Solutions line of vehicle electronics are designed for OE form, fit and function for both import and domestic vehicles. The A/C Pressure Switch monitors system pressures, aiding in proper and efficient control of the compressor, fans and system levels. An improperly functioning A/C Pressure Switch will provide erratic or inaccurate actuation and operation, severely affecting system performance and function. Without reliable and accurate actuation from a properly functioning A/C Pressure Switch, critical components and the system as a whole are left unregulated and unprotected which can lead to excessive wear and tear on critical components and costly system damage.

Product Features:
  • Designed and manufactured with high quality materials, industry leading electronic components and strict quality controls. Engineered to meet or exceed OE performance and to meet the uncompromising demands of service professionals.
  • Direct fit replacement matches proper OE fit, form, and function and ensures trouble free installation of your A/C Pressure Switch.
  • All units are tested using advanced end-of-line equipment that pressurize the A/C Pressure Switch, confirm proper calibration and functionality, and check for leaks to ensure each A/C Pressure Switch meets manufacturing specifications before packaging.
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Hella – Coolant Level Sensor (Part No.G105016387HEL)

Coolant Level Sensor

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$38.56
Coolant Level Sensor

Santech – A/C Pressure Switch (Part No.R1054178181SII)

A/C Pressure Switch

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$18.63
A/C Pressure Switch

MAHLE Original – Thermostat (Part No.C31633)

Thermostat

from

$2.49
MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:
  • All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
  • MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
  • MAHLE gaskets is the leader in Domestic, Asian and European applications
  • The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package
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Behr – A/C Pressure Switch (Part No.R1054178181BEH)

A/C Pressure Switch

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$22.52
Behr GmbH & Co. KG, Stuttgart, is a specialist for automotive air conditioning and engine cooling systems, the Behr Group is one of the world’s leading manufacturers and suppliers of Original Equipment cooling and air conditioning products for European passenger and commercial vehicles. 2 bar low pressure and 30 bar high pressure binary switch. This switch is designed to be compatible with R-12 and R134a refrigerants. Located on receiver-drier with 2 spade terminals. Used for compressor cut-out.
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ACM – Air Conditioning Manifold Seal Kit (Part No.R111169968ACM)

Air Conditioning Manifold Seal Kit

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$5.41
ACM is a supplier of Original Equipment quality climate control products. Seal rings for suction and delivery lines.
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Permatex – The Right Stuff Grey Instant Gasket Maker, 147ml Cartridge (Part No.34311)

The Right Stuff Grey Instant Gasket Maker, 147ml Cartridge

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$28.49
Specifically designed to perform under higher torque loads associated with engines having closely spaced bolt patterns (typically import vehicles). This product is blowout resistant, allowing leakproof gaskets to be made and put into service in just one minute. Sensor-safe, The Right Stuff GREY seals instantly, forming a reliable, long lasting elastomeric rubber gasket that outperforms pre-molded gaskets. Specified by major import OEMs, this material is resistant to powertrain fluids (oil, coolant and ATF) and operates in environments to 450°F (232°C) continuous; 500°F (260°C) intermittent.

Product Features:
  • Ideal for rigid cast aluminum parts
  • Meets OEM Specifications
  • Sensor safe & non-corrosive
  • Performs under higher torque loads associated with engines having closely spaced bolt patterns (typical of import vehicles)
  • Blowout resistant, allowing leakproof gaskets to be made in just one minute
  • Seals instantly, forming a reliable, long lasting elastomeric rubber gasket
  • Superior resistance to powertrain fluids including engine oil, transmission fluid, gear lube and coolants
  • Temperature range -60°C to 260°C (-75°F to 500°F) intermittent
  • Applications: Automotive, industrial and marine gaskets, valve covers, gearbox covers, pumps, compressors, oil pans, thermostat housings, water pumps, etc.
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1990 Mercedes-Benz 300SEL Cooling and Climate Controls

You count on your 1990 Mercedes-Benz 300SEL to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Cooling and Climate Controls. With 78 Cooling and Climate Controls ranging in price from $0.62 to $642.99, you’re sure to find everything you need for your 1990 Mercedes-Benz 300SEL.

Brands matter. If you want to shop a specific Cooling and Climate Controls brand, we stock 26 different brands like Permatex, Carquest Premium, and Factory Air. 1990 Mercedes-Benz 300SEL Cooling and Climate Controls start as low as $0.62!

One of the best ways to find top quality OEM or aftermarket Cooling and Climate Controls is by asking professionals. Short of that, you can shop with confidence thanks to our 483 extensive product reviews on 1990 Mercedes-Benz 300SEL Cooling and Climate Controls. Some of the top-rated Cooling and Climate Controls products we carry are Cap & Valve A/C System Seal Kit with 4.2 stars and Radiator Cap: 20 PSI with 5.0 stars.

Did we mention you can order your Cooling and Climate Controls from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Cooling and Climate Controls inventory for your 1990 Mercedes-Benz 300SEL below to get started!

Top-Rated Cooling and Climate Controls Brands For Your 1990 Mercedes-Benz 300SEL

Trusted Cooling and Climate Controls OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1990 Mercedes-Benz 300SEL running right for years to come. In our inventory you’ll find brands like Permatex, Carquest Premium, Factory Air, and even more.

Popular MAHLE Original Cooling and Climate Controls

You’ll find popular MAHLE Original brand products across Engine Cooling Parts. All are waiting to get your 1990 Mercedes-Benz 300SEL back on the road. Some of the top-rated MAHLE Original products in these categories are:
Thermostat
from $2.49
(1)
Thermostat
Thermostat Housing Gaskets

Top-Rated Permatex Cooling and Climate Controls


If Permatex are what you’re looking for, our inventory holds plenty. We stock Permatex brand Cooling and Climate Controls for your 1990 Mercedes-Benz 300SEL, and some of our most reviewed Permatex parts include:
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
Sensor-Safe, High Torque RTV Silicone Gasket Maker
from $6.99
(9)
Sensor-Safe, High Torque RTV Silicone Gasket Maker
Engine Water Pump Inlet Pipe Gaskets

FAQs for 1990 Mercedes-Benz 300SEL Cooling and Climate Controls

What are the most purchased Cooling and Climate Controls for the 1990 Mercedes-Benz 300SEL?

Out of 78 Cooling and Climate Controls for the 1990 Mercedes-Benz 300SEL, the most popular in our inventory are:
Radiator Cap: 20 PSI
from $8.79
(16)
Radiator Cap: 20 PSI
Radiator Caps
Standard Thermostat: 192 Degrees
from $25.99
(49)
Standard Thermostat: 192 Degrees
Thermostats
Standard Thermostat: 180 Degrees
from $24.99
(8)
Standard Thermostat: 180 Degrees
Thermostats

What are the top-rated 1990 Mercedes-Benz 300SEL Cooling and Climate Controls?

Top-rated Cooling and Climate Controls for your 1990 Mercedes-Benz 300SEL based on customer reviews/ratings are:
Cap & Valve A/C System Seal Kit
from $16.99
(6)
Cap & Valve A/C System Seal Kit
“Good product and price.”
Radiator Cap: 20 PSI
from $9.49
(3)
Radiator Cap: 20 PSI
“Great”
Engine Water Pump: New, Gasket/Seals Included
from $106.99
(3)
Engine Water Pump: New, Gasket/Seals Included
“Works well and was a good price. Although it took 6 hours to install. Be handy and have 1/4″ and 3/8″ swivels and extensions and 13mms sockets and a m”