GM Full-Size Trucks 1988-1998 Repair Information

Control Panel

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REMOVAL & INSTALLATION



Front
1988-91 R/V Series

See Figure 1



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Fig. Fig. 1: Control assembly-1988-91 R/V series

  1. Disconnect the negative battery cable.
  2.  
  3. Remove the radio.
  4.  
  5. Remove the instrument panel bezel.
  6.  
  7. Remove the control panel-to-dash screws.
  8.  
  9. Lower the control panel from the dash, without kinking the cable. Disconnect the cable, vacuum harness and electrical harness.
  10.  

To install:
  1. Connect the cable, vacuum harness and electrical harness. Be sure that they are not twisted or kinked. Position the control panel into the dash.
  2.  
  3. Install the control panel-to-dash screws and tighten them to 17 inch lbs. (2 Nm).
  4.  
  5. Install the instrument panel bezel.
  6.  
  7. Install the radio.
  8.  
  9. Connect the negative battery cable.
  10.  

1988-98 R/V AND C/K Models

See Figures 2 and 3

  1. Disconnect the negative battery cable.
  2.  
  3. Remove the instrument panel bezel.
  4.  
  5. Remove the control panel-to-dash screws or release the snap-fit retainers using a small prytool.
  6.  
  7. Lower the control panel from the dash, without kinking the cable, and disconnect the cable, vacuum harness (if equipped) and electrical harness.
  8.  

To install:
  1. Connect the control cable, vacuum harness (if equipped) and electrical harness to the rear of the control assembly and position it into the dash.
  2.  
  3. If equipped, install the screws and tighten them to 17 inch lbs. (2 Nm).
  4.  
  5. If equipped with the snap-fit retainers, slide the assembly into the dash until the retainers engage.
  6.  
  7. Install the instrument panel bezel and connect the battery cable.
  8.  



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Fig. Fig. 2: Some front control assemblies are retained by screws...



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Fig. Fig. 3: ... and some are retained by snap-fit retainers

Rear
Front Overhead

See Figure 4

  1. Disconnect the negative battery cable.
  2.  
  3. Remove the roof console.
  4.  
  5. Pull the control panel out slightly, disconnect the electrical lead and then remove the control head.
  6.  

To install:
  1. Connect the lead and slide the panel back into the console.
  2.  
  3. Install the roof console and connect the battery cable.
  4.  



Click image to see an enlarged view

Fig. Fig. 4: Rear control head assembly-front overhead console

Center Overhead
  1. Disconnect the negative battery cable.
  2.  
  3. Remove the control panel bezel.
  4.  
  5. Pull the control panel out slightly, disconnect the electrical lead and then remove the control panel.
  6.  

To install:
  1. Connect the lead and slide the panel back into the console.
  2.  
  3. Install the bezel and connect the battery cable.
  4.  

 
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