GM Chevy Mid-Size Cars 1964-1988 Repair Guide

Bumpers

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REMOVAL & INSTALLATION



Front
EXCEPT 1981-88 MONTE CARLO

See Figures 1, 2 and 3

  1. Raise and support the end of the vehicle safely using jackstands.
  2.  
  3. Support the bumper using a jack, jackstands or a strong friend.
  4.  
  5. On early the models without the energy absorbers, remove the bolts from the frame, then carefully lower the bumper from the vehicle.
  6.  
  7. On later models equipped with energy absorbers, remove the bolts from the reinforcement to the energy absorber (each side), then carefully lower the bumper assembly. If necessary, disassemble the bumper and/or the energy absorber:
    1. Remove the bolts attaching the bumper reinforcement assembly to the bumper face bar and separate the reinforcement from the filler panel.
    2.  
    3. If equipped with protective strips and bumper guards, remove the bolts and nuts attaching the guards and remove from the bumper. Remove the remaining nuts and squeeze push-in clips with pliers to remove the protective strip from the face bar.
    4.  
    5. If the energy absorber is to be removed, remove the bolts connecting the front of the energy absorber to the frame. Remove the rear nut from the energy absorber L-bracket where it attaches to the energy absorber and slide forward to remove.
    6.  

  8.  

To install:
  1. If the energy absorber was removed or the bumper disassembled on later model vehicles, prepare the components for bumper installation:
    1. If the energy absorber was removed, position the absorber L-bracket to the frame and tighten the retaining nut to 26 ft. lbs. (35 Nm). Then install the bolts retaining the absorber to the front of the frame and tighten to 32 ft. lbs. (43 Nm).
    2.  
    3. If removed, install the protective strip to the face bar using the retaining nuts and push-in clips, then install the guards and secure using the retaining bolts.
    4.  
    5. Install the bumper reinforcement assembly to the filler panel and secure using the retaining bolts.
    6.  

  2.  
  3. With the aid of a friend, position the bumper to the vehicle and support in position while the retaining bolts are threaded. Tighten the bolts and remove the support.
  4.  
  5. Remove the jackstands and carefully lower the vehicle.
  6.  



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Fig. Fig. 1: Exploded view of a common front bumper assembly-1978-83 Malibu and El Camino



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Fig. Fig. 2: Exploded view of a front bumper assembly-1980 Monte Carlo



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Fig. Fig. 3: Exploded view of a front bumper assembly-1980-83 Malibu

1981-88 MONTE CARLO

See Figure 4

  1. Remove the headlamp bezels by removing the bolts from each bezel.
  2.  
  3. Raise and support the end of the vehicle safely using jackstands.
  4.  
  5. Remove the bolts (usually 10 of them) from the bumper cover to the header and fenders.
  6.  
  7. Disconnect the parking light sockets and remove the screws at either housing, then remove the parking lamp housings.
  8.  
  9. Support the bumper and remove the nuts from the frame bracket, then remove the bumper assembly.
  10.  
  11. Disassemble the bumper, as necessary.
  12.  

To install:


Click image to see an enlarged view

Fig. Fig. 4: Exploded view of common front bumper assemblies-1981 and later Monte Carlo

  1. If necessary, assemble the bumper to prepare it for installation.
  2.  
  3. Install and support the bumper assembly, then secure using the retaining nuts at the frame bracket.
  4.  
  5. Install the parking lamp housing, then install the screws and connect the parking light sockets.
  6.  
  7. Secure the bumper cover to the header and fenders using the retaining bolts.
  8.  
  9. Remove the jackstands and carefully lower the vehicle.
  10.  
  11. Install the headlamp bezels and secure using the bolts.
  12.  

Rear

See Figures 5 and 6

Removal and installation of the rear bumper is similar to the front bumper on most vehicles covered by this guide. Please refer to front bumper procedures found earlier in this section.



Click image to see an enlarged view

Fig. Fig. 5: Exploded view of a common rear bumper assembly-1980 and earlier Monte Carlo



Click image to see an enlarged view

Fig. Fig. 6: Exploded view of the rear bumper assembly-1980 and later Station Wagon and El Camino

 
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