Avalanche 2500 4WD V8-8.1L VIN G (2003)
5. Remove the idler arm frame bolts (3) and the nuts (1).
6. Remove the idler arm (2) from the vehicle.
INSTALLATION PROCEDURE
1. Position the idler arm (2) on the frame.
2. Install the frame bolts (3) and the nuts (1) to the idler arm.
NOTE: Refer to Fastener Notice in Service Precautions.
Tighten
Tighten the frame bolts to 99 N.m (73 lb ft).