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Headlamp Replacement (GMC HD)

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Headlamp Replacement (GMC HD)
GM1837076Courtesy of GENERAL MOTORS CORP.
Callout Component Name

Preliminary Procedure

  1. Remove the front bumper fascia trim cap. Refer to Front Bumper Fascia Trim Cap Replacement (GMC) .
  2. Loosen only, do not remove, the lower outside hidden headlamp bolt (2).
  3. Pull the lamp assembly slightly forward to access the electrical connection.
  4. Disconnect the forward lamp harness main electrical connector from the headlamp harness.
1 Headlamp Screws (Qty: 2)
NOTE: Refer to Fastener Notice .

Tighten:  Tighten the screws to 6 N.m (53 lb in)

2 Headlamp Screw (Hidden)

Tighten:  Tighten the screws to 6 N.m (53 lb in)

3 Headlamp Housing Support
Tip:  Depress the housing support tab with a flat-bladed tool downward in order to release the headlamp assembly from the support.