GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1999 🢒 Jimmy - 2WD 🢒 Body and Accessories 🢒 Exterior Trim 🢒 Front Bumper Impact Bar Replacement

Removal Procedure
  1. Remove the radiator grille. Refer to Grille Replacement in Exterior Trim.
  2. Remove the radiator air intake baffle. Refer to Air Inlet Grille Panel Replacement in Body Front End.

    3. Object Number: 3815 Size: SH
  3. Remove the nut and the bolt that retain the brace to the bumper impact bar.
  4. Remove the connectors to the front turn signal lamp. Refer to Parking and Turn Signal Lamp Replacement in Lighting Systems.
  5. Remove the fog lamp connectors, if equipped. Refer to Front Fog Lamp Replacement
  6. Remove the nuts and the bolts that retain the bumper impact bar to the frame.
  7. Remove the bumper impact bar from the vehicle.
  8. Remove the side extensions from the bumper impact bar, if equipped. Refer to Front Bumper Impact Bar Extension Replacement .

Installation Procedure

    Object Number: 3815 Size: SH
  1. Install the side extensions to the bumper impact bar, if equipped. Refer to Front Bumper Impact Bar Extension Replacement .
  2. Install the bumper impact bar to the vehicle.

    3. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the bolts and the nuts that retain the bumper impact bar to the frame.

    4. Tighten
    Tighten the bumper impact bar to the frame bolts to 40 N·m (30 lb ft).

  4. Install the fog lamp connectors, if equipped. Refer to Front Fog Lamp Replacement .
  5. Install the connectors to the front turn signal lamp. Refer to Parking and Turn Signal Lamp Replacement in Lighting Systems.
  6. Install the nuts and the bolts that retain the bumper impact bars to the brace.

    7. Tighten
    Tighten the bumper impact bars to the brace bolts to 40 N·m (30 lb ft).

  7. Install the radiator air intake baffle. Refer to Air Inlet Grille Panel Replacement in Body Front End.
  8. Install the radiator grille. Refer to Grille Replacement in Exterior Trim.