Year of production: 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984
Fuse box diagram
Buick Estate Wagon – 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
Hazard and stop 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 marker, parking and license lights, clock radio
13
10
Radio, cruise control
14
30
Circuit breaker: Power seats, door locks, heated rear window feed, tailgate window
15
20
Turn signal 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, 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.
