Sierra 2500 4WD V8-6.6L DSL Turbo (2007)
1. Position the boot (1) so that it is seated properly in the groove (2) in the wheel drive shaft (3).
2. Install the small boot clamp (2) on the boot (1).
3. Using the J 35910 , a breaker bar, and a torque wrench (1), close the boot clamp (2) until the gap (3) measures 2.15 mm (0.085 inch).