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Buick LeSabre (1977 - 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: 1977, 1978, 1979, 1980, 1981, 1982, 1983

Fuse box diagram

Buick LeSabre - fuse box diagram

Fuse [A] Protected Component
1 5 Instrument illumination, headlight warning and electronic air conditioning
2 20 Electric choke
3 5 Instrument illumination, headlight warning
4 30 Circuit breaker: Power windows and roof, fuel cap lock release
5
6 25 Heater, air conditioning, trunk lid release, radio capacitor
7 10 Electronic Control Module
8 10 Diesel engine fuse
9 25 Windshield wiper and washer
10 20 Stop and hazard lights
11 20 Seat belt light and buzzer, trunk ajar, transmission downshift and C-4 or E.S.C. jumper, heated back light relay, map and fuel economy lights, instrument gauges and indicator lights
12 20 Tail, side markers, parking, cornering and license lights, clock radio
13 10 Radio, cruise control
14 30 Circuit breaker: Power seats, door locks, heated rear window feed
15 20 Turn signals and back-up lights
16 20 Cigar lighter, glove box light, speed and key warning buzzer, power antenna, clock radio, clock, pulse wiper, air conditioning
17 20 Dome and sail panel lights, trunk light, reading light, vanity light, headlight on warning, automatic door locks and rear cigar lighter, tailgate ajar
18
19 10 Instrument gauges, indicator lights, transmission converter clutch and cruise control
19 20 Electric choke
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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