GM Caprice 1990-1993 Repair Guide

Buzzers, Relays and Flashers

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The electrical devices are located in the fuse panel, which is located under the instrument panel. All units are serviced by plug-in replacements.

TURN SIGNAL FLASHER



The turn signal flasher is located in the fuse block. In order to gain access to the turn signal flasher, it may be necessary to first remove the under dash padding.

HAZARD FLASHER



The hazard flasher is located in the fuse panel. In order to gain access to the turn signal flasher, it may be necessary to first remove the under dash padding.

RELAY





SABS Solenoid valve relay - integrated into the brake pressure modulator located in the left side of the engine compartment left of the generator.
 
A/C Blower Relay - integrated into the brake pressure modulator located in the left side of the engine compartment left of the generator.
 
A/C Blower Relay - located in the right rear of the engine compartment, near the blower motor on 1989-90 vehicles. For 1991-93 vehicles, it is near the blower which has been relocated to access from under the right hand side of the dash.
 
A/C Compressor Relay - located in the right rear of the engine compartment on the multi-use relay bracket.
 
Antenna Relay - located under the instrument panel compartment near the convenience center.
 
Choke Heater Relay - located on the left side front of the firewall, beside the brake booster.
 
Early Fuel Evaporation Relay - located in the right side of the engine compartment, top of the wheel house.
 
Electronic Level Control Relay - located in the engine compartment, on the fender next to the electronic level control compressor.
 
Fuel Pump Relay - located on a bracket in the right side of the engine compartment.
 
Headlight Relay - located at the front side of the engine compartment, near the headlight.
 
Horn Relay - is in the convenience center, behind the instrument panel to the left of the steering column.
 
Power Door Locks Relay - located behind the lower right kick panel.
 
Power Seat Relay - located on under the right or left seat.
 
Rear Glass Release Relay - located in the convenience center under the dash, left of the steering column.
 
Tailgate Release Relay - located at the base of the left side A pillar.
 
Theft Deterrent Relay - located behind the instrument panel to the left of the steering column.
 
Wiper Motor Relay - incorporated in the connector, on the wiper/washer assembly.
 

 
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