Maintenance & Troubleshooting
Good Maintenance Practices
- For directions for use refer to your vehicle's service manual.
ACDelco Gear Oil GL-5 (75W-90) is suitable for car and truck axles. It exhibits improved fuel efficiency, lower axle temperature operation, and improved thermal stability. ACDelco Gear Oil GL-5 (75W-90) is approved for use in the 2011+ CTS (not CTS-V) and 2011+ Camaro with manual transmissions.
Dexron 75W-90 Gear Oil - 32 ozWarranty: No Warranty
Q: Are there different gear oils for front and rear differentials?
A: Yes, most differentials and transfer cases are designed for use with a specific oil. Consult owner's manual for the correct fluid to use.
Q: Are GL-4 and GL-5 gear oils interchangeable?
A: No, GL-4 and GL-5 gear oils may not be interchangeable due to the differing viscosity and limited slip properties. For best results, use the oil recommended in the owner's manual.
Q: Are there different types of gear oil for heavy duty and passenger vehicles?
A: Yes, most vehicles, both heavy duty and passenger car, now require a specific type of oil for each vehicle type and model. For best results, use the oil recommended in the owner's manual.
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