2002 GMC C3500HD Engine Oils

Castrol EDGE High Mileage 5W-30 is an advanced full synthetic motor oil that is specifically designed for vehicles with over 75,000 miles. It’s been engineered to reduce leaks, burnoff and power robbing deposits, but also contains a proprietary additive to protect the emission system. Our Phosphorus Replacement Technology reduces harmful phosphorus to protect the catalytic converter and extend maximum performance. It is the natural choice for drivers who demand maximum performance from their high mileage car.

Product Features:

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Product Features:

• Phosphorus Replacement Technology to help extend the life of the emission system
• Reduces leaks, oil burnoff and power robbing deposits
• 15,000 miles between oil changes (1)
• (1) Or one year, whichever comes first
• Meets or exceeds the following specifications:
• API SP/SN PLUS/SN/SM
• ILSAC GF-6
• Meets Ford WSS-M2C947-B1
• Meets engine test requirements of Chrysler MS 6395
• Meets Ford WSS-M2C961-A1

Castrol® GTX® High Mileage 5W-30 Synthetic Blend Engine Oil is the ultimate choice for extending the life of high-mileage engines. Designed with advanced Phosphorus Replacement Technology, it safeguards emission systems by reducing catalytic converter damage while delivering superior dispersancy to combat sludge buildup. This premium synthetic blend offers exceptional protection against oil burn-off, surpassing industry standards, and features seal conditioners to help minimize leaks. Engineered with advanced additives, it reduces engine wear and improves fuel economy in 5W-20, 5W-30, and 10W-30 grades. Meeting or exceeding API SP/SN PLUS/SN/SM and ILSAC GF-6 specifications, as well as Ford WSS-M2C946-B1 and WSS-M2C961-A1 standards, this oil ensures reliable performance and compatibility with a wide range of vehicles. Perfect for drivers seeking durability and efficiency, this 5-quart solution is tailored to keep engines running smoothly while protecting against wear and sludge for long-lasting value.

Product Features:

• 
  
  

Product Features:

• Phosphorus Replacement Technology helps extend emission system life
• Superior dispersancy that fights sludge build up
• Exceptional oil burn-off protection exceeding industry standards (1)
• Seal conditioners to help reduce leaks
• Advanced additives that minimize engine wear
• Improved fuel economy (2)
• (1) Based on API and ACEA volatility specifications
• Meets or exceeds the following specifications:
• (2) In 5W-20, 5W-30 and 10W-30 grades versus industry specifications
• API SP/SN PLUS/SN/SM
• ILSAC GF-6
• Meets Ford WSS-M2C946-B1
• Meets Ford WSS-M2C961-A1

Castrol EDGE 5W-30 Full Synthetic Motor Oil is engineered for drivers seeking peak engine performance and unmatched protection. With a formula that is 3X stronger against viscosity breakdown and delivers 10X better high-stress performance, this oil ensures your engine operates smoothly under demanding conditions. Designed for extended use, it offers up to 20,000 miles or one year between oil changes, making it a cost-effective choice for long-term reliability. Its advanced composition exceeds API SQ/SP/SN PLUS/SN standards and meets stringent requirements from Chrysler and Ford, ensuring compatibility with a wide range of vehicles. The 5W-30 weight provides optimal viscosity control and thermal stability, enhancing fuel economy and safeguarding against sludge buildup. Whether you’re navigating high temperatures or heavy loads, this full synthetic oil delivers superior wear protection and performance in critical areas, making it the ultimate solution for maintaining your engine’s health and efficiency.

Product Features:

• 
  
  

Product Features:

• 3X Stronger than the leading full synthetic (1)
• 10X Better high stress performance (2)
• 20,000 miles between oil changes (3)
• (1) Viscosity breakdown as measured in Kurt Orbahn test on 5W-30 grade
• (2) As measured in Seq IX test under high load/torque conditions vs. API SQ test limits
• (3) Or one year, whichever comes first
• Approved and Licensed Specifications:
• Exceeds API SQ/SP/SN PLUS/SN
• ILSAC GF-7
• Meets engine test requirements of Chrysler MS 6395
• Meets Ford WSS-M2C945-B1
• Meets Ford WSS-M2C960-A1
• Meets Ford WSS-M2C961-A1

When the going gets tough, the tough get Valvoline Premium Blue. This premium heavy duty engine oil features proprietary One Solution GEN2 Technology designed to protect hardworking diesel, gasoline and natural gas engines in both on-highway and off-highway applications. Our patented, formula is engineered to outperform: resisting oxidation, deposits, corrosion and wear better than industry standards. No wonder it’s The Only One exclusively endorsed and recommended by Cummins for both on road and off highway applications. It’s specially formulated for faster and safer cold starts and has enhanced thermal properties for hot weather operations to help ensure year-round performance. Plus, extended drain intervals reduce oil changes so your engine can work longer between downtime.

Product Features:

• EXCELLENT WEAR PROTECTION IN HEAVY DUTY APPLICATIONS that can take a toll on critical internal moving parts
• RESISTS OXIDATION AND FIGHTS DEPOSITS with high quality base oils and special inhibitors
• PROTECTS DURING COLD START UPS WHILE CONTROLING SOOT as heavy-duty equipment can sit idle for extended periods of time
• PROPRIETARY ONE SOLUTION GEN2 TECHNOLOGY designed to protect hardworking diesel, gasoline and natural gas engines in both on-highway and off-highway applications
• UNIQUE 5,000 MILES OIL DRAINS EXTENSION in Cummins X15/X12 engines when average is 7mpg or higher

Castrol EDGE 5W-30 is an advanced full synthetic motor oil and the optimal choice for drivers who want the best combination of wear protection, viscosity control and thermal stability to maximize engine performance. It is one of Castrol’s strongest engine oils with the strength to maintain this unsurpassed level of engine protection for up to 20,000 miles between oil changes or one year.

Product Features:

• 
  
  

Product Features:

• 3X Stronger than the leading full synthetic (1)
• 10X Better high stress performance (2)
• 20,000 miles between oil changes (3)
• (1) Viscosity breakdown as measured in Kurt Orbahn test on 5W-30 grade
• (2) As measured in Seq IX test under high load/torque conditions vs. API SP test limits
• (3) Or one year, whichever comes first
• Approved and Licensed Specifications:
• ILSAC GF-6
• Exceeds API SP/SN PLUS/SN/SM
• GM dexos1 Gen 3
• Meets engine test requirements of Chrysler MS 6395
• Meets Ford WSS-M2C946-B1
• Meets Ford WSS-M2C961-A1

Castrol EDGE High Mileage 5W-30 is an advanced full synthetic motor oil that is specifically designed for vehicles with over 75,000 miles. It’s been engineered to reduce leaks, burnoff and power robbing deposits, but also contains a proprietary additive to protect the emission system. Our Phosphorus Replacement Technology reduces harmful phosphorus to protect the catalytic converter and extend maximum performance. It is the natural choice for drivers who demand maximum performance from their high mileage car.

Product Features:

• 
  
  

Product Features:

• Phosphorus Replacement Technology to help extend the life of the emission system
• Reduces leaks, oil burnoff and power robbing deposits
• 15,000 miles between oil changes (1)
• (1) Or one year, whichever comes first
• Meets or exceeds the following specifications:
• API SP/SN PLUS/SN/SM
• ILSAC GF-6
• Meets engine test requirements of Chrysler MS 6395
• Meets Ford WSS-M2C946-B1
• Meets Ford WSS-M2C961-A1

Castrol® GTX® 5W-30 is a synthetic blend motor oil with a double-action formula proven to clean away the sludge that can block engine oilways (1) and help prevent new sludge formation. Sludge is a thick, tar like substance caused by severe driving conditions such as heavy traffic, poor fuel quality, harsh driving conditions and exceeding oil change intervals. Sludge can block your engine’s vital oilways like cholesterol and if untreated, can rob an engine of its power and ultimately its life. (1) When tested in engines with a high level of sludge

Product Features:

• Premium-quality base oils and anti-wear additives that help extend engine life
• Superior protection against engine sludge
• Advanced protection against viscosity and thermal breakdown
• Superior protection against high-temperature deposits
• Meets or exceeds the following specifications:
• API SP/SN PLUS/SN/SM
• ILSAC GF-6
• Meets Ford WSS-M2C961-A1
• Meets Ford WSS-M2C946-B1

Upgrading your motor oil to Valvoline Full Synthetic High Mileage with MaxLife Technology can help you increase the longevity of your car, truck or SUV with over 75,000 miles. It’s proven to protect your high-mileage motor against wear, friction, heat, and deposits – the leading causes of engine breakdown and expensive repairs. Our exclusive formulation goes beyond industry standards to protect your engine. It’s fortified with enhanced wear additives and friction-fighting agents to safeguard critical engine components, extra detergents to clean inside your engine, and premium seal conditioners to restore aging seals and prevent leaks. Superior viscosity modifiers and high-quality base oils help it perform exceptionally in both high and low temperatures. Engineered with ingenuity, tested with tenacity, and proven with purpose, our formula was innovated in America with a century and a half of hands-on experience from the original motor oil brand.

Product Features:

• 
  
  

Product Features:

• Enhanced maxlife technology prevents engine breakdown in extreme conditions with 50% better wear protection than the industry standard
• Treat and prevent leaks with premium seal conditioners to keep oil out of places it shouldn’t be
• 25% extra defense against deposits, sludge, corrosion and rust via interior-cleansing detergents
• Extreme temperature protection through our high-quality base oils and superior viscosity modifiers
• Meets or exceeds all requirements of ilsac gf-6a, api sp, api sn with sn plus, api sn
• Extends engine life: MaxLife High Mileage Full Synthetic Oil is designed to extend the life of higher mileage vehicles, providing superior protection against wear, friction, heat, and deposits – the leading causes of engine breakdown and expensive repairs

Castrol® GTX® High Mileage 5W-30 Synthetic Blend Motor Oil is the ultimate choice for extending the life of high-mileage engines. Designed with advanced Phosphorus Replacement Technology, it safeguards emission systems by reducing catalytic converter damage while delivering exceptional protection against sludge, wear, and oil burn-off. This synthetic blend exceeds industry standards for volatility and dispersancy, ensuring your engine stays cleaner and performs better over time. With seal conditioners to minimize leaks and advanced additives to reduce engine wear, it’s engineered to keep your vehicle running smoothly. Compatible with API SP/SN PLUS/SN/SM and ILSAC GF-6 specifications, it meets Ford WSS-M2C946-B1 and WSS-M2C961-A1 standards, making it a reliable choice for a wide range of vehicles. Additionally, its improved fuel economy in 5W-30 grade adds value by optimizing performance and efficiency. Perfect for drivers seeking durability and superior engine protection in a convenient 1-quart size.

Product Features:

• 
  
  

Product Features:

• Phosphorus Replacement Technology helps extend emission system life
• Superior dispersancy that fights sludge build up
• Exceptional oil burn-off protection exceeding industry standards (1)
• Seal conditioners to help reduce leaks
• Advanced additives that minimize engine wear
• Improved fuel economy (2)
• (1) Based on API and ACEA volatility specifications
• (2) In 5W-20, 5W-30 and 10W-30 grades versus industry specifications
• Meets or exceeds the following specifications:
• API SP/SN PLUS/SN/SM
• ILSAC GF-6
• Meets Ford WSS-M2C946-B1
• Meets Ford WSS-M2C961-A1

Today’s advanced engine technology requires advanced protection. Valvoline Advanced Full Synthetic, the motor oil designed to protect today’s sophisticated engines, contains premium anti-wear additives, superior antioxidants and extra detergents. It protects 40% better against wear, resists oil breakdown 10-times better, and defends 25% more against deposits than industry standards for maximum performance and engine longevity. And with an exceptional range of temperature protection your engine will ready for extreme weather. Valvoline invented motor oil 150 years ago, and we’ve been reinventing it ever since. Get Valvoline Advanced Full Synthetic and give your engine the advanced protection proven to maximize engine life.

Product Features:

• Advanced protection against the four main causes of engine breakdown: wear friction heat and deposits
• 40% better wear protection vs. industry standard as tested in the sequence ivb engine test
• 25% better deposit protection with superior engine cleaning detergents as tested in the gmod engine test
• Exceptional high/low temperature protection defends your motor no matter the weather conditions
• Meets or exceeds all requirements of ilsac gf-6a, api sp, api sn with sn plus, api sn, gm dexos 1 gen 3
• Superior engine protection: Valvoline SynPower Full Synthetic Engine Oil provides superior protection against engine sludge and varnish, ensuring your engine stays clean and running smoothly.

Castrol® GTX® 5W-20 is a synthetic blend motor oil with a double-action formula proven to clean away the sludge that can block engine oilways (1) and help prevent new sludge formation. Sludge is a thick, tar like substance caused by severe driving conditions such as heavy traffic, poor fuel quality, harsh driving conditions and exceeding oil change intervals. Sludge can block your engine’s vital oilways like cholesterol and if untreated, can rob an engine of its power and ultimately its life. (1) When tested in engines with a high level of sludge

Product Features:

• Premium-quality base oils and anti-wear additives that help extend engine life
• Superior protection against engine sludge
• Advanced protection against viscosity and thermal breakdown
• Superior protection against high-temperature deposits
• Meets or exceeds the following specifications:
• API SP/SN PLUS/SN/SM
• ILSAC GF-6
• Meets Ford WSS-M2C945-B1
• Meets Ford WSS-M2C960-A1

Castrol® GTX® High Mileage 10W-30 Synthetic Blend Motor Oil is the ultimate choice for extending the life of high-mileage engines. Designed with advanced Phosphorus Replacement Technology, it safeguards your vehicle’s emission system while meeting API SP/SN PLUS/SM and ILSAC GF-6 standards. This premium synthetic blend offers superior dispersancy to combat sludge buildup, exceptional oil burn-off protection that exceeds industry standards, and advanced additives to minimize engine wear. Its seal conditioners help reduce leaks, making it ideal for aging engines, while its formulation supports improved fuel economy in 10W-30 grades. Engineered to deliver reliable performance, this motor oil ensures your engine stays cleaner, runs smoother, and lasts longer, all in a convenient 1-quart size.

Product Features:

• 
  
  

Product Features:

• Phosphorus Replacement Technology to help extend the life of the emission system
• Superior dispersancy that fights sludge build up
• Exceptional oil burn-off protection exceeding industry standards (1)
• Seal conditioners to help reduce leaks
• Advanced additives that minimize engine wear
• Improved fuel economy (2)
• (1) Based on API and ACEA volatility specifications
• (2) In 5W-20, 5W-30 and 10W-30 grades versus industry specifications
• Meets or exceeds the following specifications:
• API SP/SN PLUS/SM
• ILSAC GF-6

Castrol EDGE 10W-30 Full Synthetic Motor Oil is engineered for drivers seeking peak engine performance and unmatched protection. This advanced oil offers 3X stronger viscosity breakdown resistance compared to leading synthetics, ensuring durability under extreme conditions. With 10X better high-stress performance and the ability to last up to 20,000 miles or one year between changes, it delivers exceptional value and reliability. Formulated to excel in seven critical areas, including fuel economy, high-temperature performance, sludge control, and wear protection, it meets and exceeds API SQ/SP/SN PLUS/SN and ILSAC GF-7 standards. Designed with full synthetic composition and a 10W-30 SAE weight, this oil provides superior thermal stability and viscosity control, making it ideal for modern engines demanding high performance and long-lasting protection.

Product Features:

• 
  
  

Product Features:

• 3X Stronger than the leading full synthetic (1)
• 10X Better high stress performance (2)
• 20,000 miles between oil changes (3)
• (1) Viscosity breakdown as measured in Kurt Orbahn test on 5W-30 grade
• (2) As measured in Seq IX test under high load/torque conditions vs. API SQ test limits
• (3) Or one year, whichever comes first
• Approved and Licensed Specifications:
• Exceeds API SQ/SP/SN PLUS/SN
• ILSAC GF-7

Castrol EDGE 10W-30 is an advanced full synthetic motor oil and the optimal choice for drivers who want the best combination of wear protection, viscosity control and thermal stability to maximize engine performance. It is one of Castrol’s strongest engine oils with the strength to maintain this unsurpassed level of engine protection for up to 20,000 miles between oil changes or one year.

Product Features:

• 
  
  

Product Features:

• 3X Stronger than the leading full synthetic (1)
• 10X Better high stress performance (2)
• 20,000 miles between oil changes (3)
• (1) Viscosity breakdown as measured in Kurt Orbahn test on 5W-30 grade
• (2) As measured in Seq IX test under high load/torque conditions vs. API SP test limits
• (3) Or one year, whichever comes first
• Approved and Licensed Specifications:
• Exceeds API SP/SN PLUS/SN/SM
• ILSAC GF-6

Castrol EDGE High Mileage 10W-30 is an advanced full synthetic motor oil that is specifically designed for vehicles with over 75,000 miles. It’s been engineered to reduce leaks, burnoff and power robbing deposits, but also contains a proprietary additive to protect the emission system. Our Phosphorus Replacement Technology reduces harmful phosphorus to protect the catalytic converter and extend maximum performance. It is the natural choice for drivers who demand maximum performance from their high mileage car.

Product Features:

• 
  
  

Product Features:

• Phosphorus Replacement Technology to help extend the life of the emission system
• Reduces leaks, oil burnoff and power robbing deposits
• 15,000 miles between oil changes (1)
• (1) Or one year, whichever comes first
• Meets or exceeds the following specifications:
• API SP/SN PLUS/SN/SM
• ILSAC GF-6

When it comes to heavy-duty diesel and gasoline engines, freezing temperatures and hot weather operations call for a motor oil engineered for the extreme. Valvoline Premium Blue Extreme SAE 5W-40 Full Synthetic Engine Oil is designed for severe conditions and service. It provides performance, protection and advanced fuel economy (up to 1.5% over 15W-40 conventional oils in on-highway operation) in modern emissions treatment equipped diesel engines, including those with Exhaust Gas Recirculation (EGR) and Diesel Particulate Filters (DPF). Our superior synthetic base stocks and additive technology resists oxidation, deposits, corrosion and wear better than industry standards. No wonder it’s The Only One exclusively endorsed and recommended by Cummins for both on road and off highway applications. It’s specially formulated for faster and safer cold starts and has enhanced thermal properties for high temperatures during hot weather to help ensure year-round performance. Plus, extended drain intervals reduce oil changes so your engine can work longer between downtime.

Product Features:

• EXCELLENT WEAR PROTECTION IN HEAVY DUTY APPLICATIONS that can take a toll on critical internal moving parts
• RESISTS OXIDATION AND FIGHTS DEPOSITS & SLUDGE with higher quality synthetic base oils and special inhibitors
• PROTECTS DURING COLD START UPS WHILE CONTROLING SOOT as heavy-duty equipment can sit idle for extended periods of time
• ADVANCED FUEL ECONOMY up to 1.5% over 15W-40 conventional oils in on-highway operations
• UNIQUE 5,000 MILES OIL DRAINS EXTENSION in Cummins X15/X12 engines when average is 7mpg or higher

Castrol EDGE High Mileage 10W-30 is an advanced full synthetic motor oil that is specifically designed for vehicles with over 75,000 miles. It’s been engineered to reduce leaks, burnoff and power robbing deposits, but also contains a proprietary additive to protect the emission system. Our Phosphorus Replacement Technology reduces harmful phosphorus to protect the catalytic converter and extend maximum performance. It is the natural choice for drivers who demand maximum performance from their high mileage car.

Product Features:

• 
  
  

Product Features:

• Phosphorus Replacement Technology to help extend the life of the emission system
• Reduces leaks, oil burnoff and power robbing deposits
• 15,000 miles between oil changes (1)
• (1) Or one year, whichever comes first
• Meets or exceeds the following specifications:
• API SP/SN PLUS/SN/SM
• ILSAC GF-6

Castrol VECTON 15W-40 CK-4 with unique SYSTEM PRO TECHNOLOGY is an advanced part-synthetic heavy duty engine oil. Conforming to the requirements of the latest engine oil specifications, it can be used in diesel engines where API CK-4 or CJ-4 and below is required. This oil is specifically engineered to deliver longer oil life, which can enable longer service intervals even under severe operating conditions.

Product Features:

• Delivers a 45% extra performance reserve. that fights oil breakdown by helping to control oxidation, reduce deposits and neutralize harmful acids.
• Adapts to higher temperatures, which helps to maintain viscosity
• Longer useful oil life, giving you confidence in your maximum drain interval.
• Certified CO2-neutral according to the internationally applicable PAS 2060 standard
• API CK-4, JASO DH-2, CAT ECF-3, Cummins CES 20086, DDC DFS 93K222, Deutz DQC III-10 LA, Ford WSS-M2C171-F1, Mack EOS-4.5, RVI RLD-4, Volvo VDS-4.5
• Average of percentages by which VECTON exceeds the industry standard requirement limits in API CK-4 and ACEA E9-16 engine tests for viscosity maintenance, heat protection, deposit control, minimum oil limits and acid neutralization. In API CK-4 tests only
• Extending oil drain intervals should only be done in conjunction with a comprehensive used oil analysis program like Castrol Lab check