GM Service Manual Online
For 1990-2009 cars only

Front Bumper Replacement Steel Bumper

Removal Procedure

  1. Support the bumper.

  2. Object Number: 815629  Size: SH
  3. Remove the lower bolts, the washers, and the nuts that are holding the bumper to the brackets or the extension.

  4. Object Number: 815619  Size: SH
  5. Remove the upper bolts, the washers and the nuts.
  6. Remove the bumper from the brackets.

Installation Procedure

  1. Support the bumper.

  2. Object Number: 815619  Size: SH
  3. Install the upper bolts, the washers, and the nuts through the bumper to the brackets or the extension.
  4. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 815629  Size: SH
  5. Install the lower bolts, the washers, and the nuts that attach the bumper to the brackets or the extension.
  6. Tighten

        • Tighten the bumper nuts to 65 N·m (48 lb ft).
        • Tighten the bumper bracket bolts to 70 N·m (52 lb ft).

Front Bumper Replacement Swept Back Bumper

Removal Procedure

  1. Support the bumper.

  2. Object Number: 815629  Size: SH
  3. Remove the lower bolts, the washers, and the nuts that are holding the bumper to the brackets or the extension.

  4. Object Number: 815615  Size: SH
  5. Remove the upper bolts, the washers and the nuts.
  6. Remove the bumper from the brackets.

Installation Procedure

  1. Support the bumper.

  2. Object Number: 815629  Size: SH
  3. Install the upper bolts, the washers, and the nuts through the bumper to the brackets or the extension.
  4. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 815615  Size: SH
  5. Install the lower bolts, the washers, and the nuts that attach the bumper to the brackets or the extension.
  6. Tighten

        • Tighten the bumper nuts to 90 N·m (66 lb ft).
        • Tighten the bumper extension nuts to 24 N·m (18 lb ft).
        • Tighten the bumper bracket bolts to 183 N·m (134 lb ft).