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HOMESERVICE MANUALSGMC1999FORWARD CONTROL 5.7 R, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 520 (BUMPER SYSTEM)REPAIR INSTRUCTIONSBRACKET REPLACEMENT - REAR BUMPER (PICKUP)INSTALLATION PROCEDURE
1999 GMC Forward Control 5.7 R, Automatic

Installation Procedure

1999 GMC Forward Control 5.7 R, AutomaticSECTION Installation Procedure
WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  1. Install the rear bumper bracket to each frame rail with 3 nuts and bolts.

    Tighten 

    Tighten the rear bumper bracket bolts to 90 N.m (66 lb ft).

  2. Install the bolt securing the rear step brace to the rear bumper bracket, if equipped.

    Tighten 

    Tighten the rear step brace bolt to 9 N.m (7 lb ft).

  3. Install the rear bumper impact bar. Refer to IMPACT BAR REPLACEMENT - REAR BUMPER (PICKUP)  or IMPACT BAR REPLACEMENT - REAR BUMPER (UTILITY) .
    Fig 1: Installing Rear Bumper Bracket To Frame Rail
    G01477522Courtesy 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.