Drive Chain and Sprockets
WARNING: This page is about a different car, the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Cadillac Escalade EXT, 2007 Cadillac Escalade ESV, and 2007 Cadillac Escalade. 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 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.