Workshop Repair and Service Manuals GMC SIERRA
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Pickup Box Front End Panel Replacement

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Removal Procedure

Warning:Refer toApproved Equipment for Collision Repair Warning.

Remove the pickup box assembly. Refer toPickup Box Replacement.Restore as much damage as possible.Note the location and remove the sealers and anti-corrosionmaterials from the repair area as necessary. Refer toAnti-Corrosion Treatment and Repair.

Pickup Box Front End Panel Replacement

Locate and drill out all factory welds. Note the location ofthe welds for installation of the service part.Remove the front panel.Installation Procedure

Pickup Box Front End Panel Replacement

Drill 8-mm (5/16 in) plug weld holes in theservice part as necessary in the locations noted from the originalpart. Prepare all mating surfaces as necessary.Apply GM-approved Weld-Thru Coating or equivalent to allmating surfaces. Refer toAnti-Corrosion Treatment and Repair.Align the service part to the pickup box.

Pickup Box Front End Panel Replacement

Plug weld into position.Clean and prepare all welded surfaces.Apply the sealers and anti-corrosion materials to the repairarea, as necessary. Refer toAnti-Corrosion Treatment and Repair.Paint and repair the area. Refer toBasecoat/Clearcoat Paint Systems.Install the pickup box assembly. Refer toPickup Box Replacement.

E85 or FlexFuel     Vehicles with a yellow fuel cap can use either unleaded gasoline or ethanol fuel containingup to 85% ethanol (E85). SeeE85 or FlexFuel. For all other vehicles, use only the unleaded gasoline described underRecommended Fuel.
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