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GMC Yukon I (1991–1999) wiring diagrams

List of systems:

5.7l (vin r), a/c circuit Heater circuit

6.5l (vin f), a/c circuit Heater circuit

5.7l (vin r), anti-lock brake circuits

6.5l (vin s), anti-lock brake circuits

Computer data lines

5.7l (vin r), cooling fan circuit

5.7l (vin r), cruise control circuit

6.5l (vin s), cruise control circuit

Defogger circuit

Electronic power steering circuit

Wiring diagram engine performance 5.7l (vin r)s

Wiring diagram engine performance 6.5l (vin s)s

Back-up lamps circuit Exterior lamps circuit

Ground distribution circuit

Headlight circuit, with quad headlamps Headlight circuit, with sealed beam headlamps

Horn circuit

5.7l (vin r), instrument cluster circuit

6.5l (vin s), instrument cluster circuit

Courtesy lamps circuit Instrument illumination circuit

Power distribution circuit

Door lock circuit, with crew cab or utility Keyless entry circuit, with crew cab or utility

Power mirror circuit

6-way power seat circuit Lumbar circuit, bench seat Lumbar circuit, bucket and split bench seat

Power window circuit, 2 door Power window circuit, 4 door

Radio circuits, with amplifier Radio circuits, without amplifier

Shift interlock circuit

Charging circuit Starting circuit

Supplemental restraint circuit

5.7l (vin r), transmission circuit, 4l60-e Transfer case circuit, with electronic shift control Transfer case circuit, without electronic shift control

6.5l (vin s), transmission circuit, 4l80-e Transfer case circuit, with electronic shift control Transfer case circuit, without electronic shift control

Rear glass release circuit

Warning system circuits

Front wiper/washer circuit Rear wiper/washer circuit

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