GMC 2007 Envoy - Manual (Page 496)

Fuses Usage
56 Air Injection Reactor (AIR) Pump
58
Vehicle Stability Enhancement
System (StabiliTrak
® )
59 Regulated Voltage Control
Relays Usage
37 Headlamp Wiper
38 Rear Window Wiper/Washer
39 Fog Lamps
40 Horn
41 Fuel Pump
42 Windshield Washer
43 High-Beam Headlamp
Relays Usage
44 Air Conditioning
45 Cooling Fan
46 Headlamp Driver Module
47 Starter
49 Electric Adjustable Pedal
55
Air Injection Reactor (AIR)
Solenoid
57 Powertrain
Miscellaneous Usage
48 Instrument Panel Battery
496