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Buick Regal (1978 - 1981) - fuse box diagram

avatar Jonathan Yarden Jan 30, 2021 · 5 min. read

In this article you will find a description of fuses and relays Buick, with photos of block diagrams and their locations. Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.

Year of production: 1978, 1979, 1980, 1981

Fuse box diagram

Buick Regal - fuse box diagram

Fuse [A] Protected Component
1 5 Instrument illumination and headlight warning
2 20 Electric choke (V6), closed loop
3 5 Instrument illumination and headlight warning
4 30 Circuit breaker: Power windows and roof
6 25 Heater, air conditioning, pulse wipers and deck lid
7 10 Electronic Control Module
9 25 Windshield wiper and washer
10 20 Hazard and stop lights
11 20 Seat belt light and buzzer, heated back light relay, tailgate window release, map light and fuel economy light, cruise control, rear defogger blower, instrument gauges and indicator lights, electric choke
12 20 Tail, side marker, parking and license lights, clock radio
13 10 Radio
14 30 Circuit breaker: Power seats, door locks and heated back light
15 20 Turn signal and back-up lights
16 20 Clock, cigar lighter, glove box light, key buzzer, power antenna, clock radio, radio capacitor, dome and sail panel lights, trunk light, reading light, headlight on warning and door locks
19 10 Gauges, cruise control, torque converter clutch and indicator light
Circuit Breaker: Headlight Circuit — A thermo circuit breaker is incorporated in the headlight switch assembly to protect headlight circuits. Windshield Wiper — Integral with windshield wiper motor.
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

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