Sierra 2500 Denali 2WD V8-6.0L (2011)
6. Slide the power vacuum brake booster pushrod off of the brake pedal pin and remove the stoplamp switch (1).
Installation Procedure
1. Install the stoplamp switch (1) to the power vacuum brake booster pushrod.
2. Install the power vacuum brake booster pushrod with the stoplamp switch to the brake pedal pin.
