Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Testing Procedure
2004 Oldsmobile Bravada AWDSECTION Testing Procedure
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, 2003 Chevrolet TrailBlazer, and 2002 Oldsmobile Bravada. However, it is still accessible from the selected car via links, so may be relevant.
- Drain the differential carrier assembly of axle lubricant, if necessary. Refer to LUBRICANT REPLACEMENT - FRONT DRIVE AXLE .
- Wipe clean the ring gear of axle lubricant. Carefully clean each tooth of the ring gear.
- Use a medium stiff brush in order to sparingly apply gear marking compound, GM P/N 1052351or equivalent, to all of the ring gear teeth.IMPORTANT: Performing the test without loading the gears will not produce a satisfactory pattern.
- Apply a turning torque load of 14 N.m (10 lb ft) to the differential case and the drive pinion.IMPORTANT: Avoid turning the ring gear excessively or a poor quality gear pattern impression will result.
- Using a wrench, turn the drive pinion flange/yoke so that the ring gear rotates at least 3 full revolutions.
- Turn the drive pinion flange/yoke in the opposite direction so that the ring gear rotates at least 3 full revolutions in the opposite direction.
- Observe the pattern on the ring gear teeth. Compare the pattern with the following illustrations.
Perform the recommended adjustments until the proper pattern is obtained.
- Once the proper pattern is obtained, complete the assembly of differential carrier. Refer to DIFFERENTIAL CARRIER ASSEMBLY - FINAL ASSEMBLY .
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.