Secondary Camshaft Drive Chain Replacement. Cadillac Concours 1996

For 1990-2009 cars

### Removal Procedure

1. Remove the front cover. Refer to Engine Front Cover Replacement .
2. Remove the camshaft cover. Refer to Camshaft Cover Replacement (Left) or Camshaft Cover Replacement (Right) .
3. Align the timing marks first.
4. Remove the secondary chain tensioner.
5. Remove the secondary chain guide. Access the upper chain guide mounting bolt through the hole in the cylinder head covered with a plastic plug.
6. Remove the camshaft sprocket bolts and sprockets.
7. Remove the secondary drive chain.

### Installation Procedure

1. For secondary drive chain installation, refer to Setting Camshaft Timing .
2. Install the front cover. Refer to Engine Front Cover Replacement .
3. Install the left side cam cover. Refer to Camshaft Cover Replacement (Left) or Camshaft Cover Replacement (Right) .