Drive Chain and Sprockets
WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
- Clean the drive chain (1), drive sprocket (2), and driven sprocket (3) in cleaning solvent and air dry.
- Inspect the drive chain (1) for the following conditions:
- Loose link pins
- Binding or stiff links
- Debris embedded in the links
- Worn teeth surfaces
- Replace the chain if any of the above conditions are found.
- Inspect the driven sprocket (3) and the drive sprocket (2) for the following conditions:
- Chipped teeth
- Excessively worn gear surfaces
Slight wear marks are normal.
- Debris embedded in the root of the teeth
- Inspect the drive sprocket (2) for the following conditions:
- Lockup shift engagement teeth for chipping
- Lockup shift engagement teeth for excessive wear
- Inspect the drive sprocket bushing for the following conditions:
- Excessive wear
- Scoring
- Replace the sprockets if any of the above conditions are found. The chain and sprockets may be replaced separately.