Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSGMC1999FORWARD CONTROL 5.7 R, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 810 (INTERIOR TRIM)REPAIR INSTRUCTIONSTRIM PANEL REPLACEMENT - REAR WINDOW SHELFREMOVAL PROCEDURE

1999 GMC Forward Control 5.7 R, Automatic

Removal Procedure

1999 GMC Forward Control 5.7 R, AutomaticSECTION Removal Procedure

WARNING: This page is about a different car, the 2003 Buick Regal and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

Remove the rear seat cushion. Refer to SEAT CUSHION REPLACEMENT - REAR in Seats.
Remove the rear seat back. Refer to SEAT BACK REPLACEMENT - REAR (NON-FOLDING) or SEAT BACK REPLACEMENT - REAR (FOLDING) in Seats.
Remove the rear upper quarter trim panel. Refer to TRIM PANEL REPLACEMENT - REAR QUARTER UPPER .
Use J 38778 to remove the push pins from the panel front.
Lift the panel and remove the seat belts through the slots in the trim panel.
Front inside the rear compartment, disengage the clip by the high mount stoplamp.
Slide the panel forward to disengage the integral hook from the retaining hole.
Disconnect the electrical cable connector for the high mount stoplamp, located on the passenger end of panel.
Remove the rear shelf from the vehicle.

Fig 1: Removing Rear Window Shelf From Vehicle

Courtesy of GENERAL MOTORS CORP.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.