gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Engine Compartment Fuse Block - Owners Manual|Page 1656 > < Engine Compartment Fuse Block - Owners Manual|Page 1654
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Fuse 38 .......................................................................................................................................................................................  Electric Adjustable Pedals
Fuse 39 .......................................................................................................................................................................................  Climate Controls (Battery)
Fuse 40 .........................................................................................................................................................................................  Airbag System (Ignition)
Fuse 41 .................................................................................................................................................................................................................  Amplifier
Fuse 42 ...........................................................................................................................................................................................................  Audio System
Fuse 43 .................................................................................................................................................................  Miscellaneous (Ignition), Cruise Control
Fuse 44 ..................................................................................................................................................................................................................  Not Used
Fuse 45 ..........................................................................................................................................................................................  Airbag System (Battery)
Fuse 46 ..........................................................................................................................................................................................  Instrument Panel Cluster
Fuse 47 .......................................................................................................................................................................................................  Power Take-Off
Fuse 48 .......................................................................................................................................................................  Auxiliary Climate Control (Ignition)
Fuse 49 .............................................................................................................................................................  Center High-Mounted Stoplamp (CHMSL)
Fuse 50 ..........................................................................................................................................................................................................  Rear Defogger
Fuse 51 .........................................................................................................................................................................................................  Heated Mirrors
Fuse 52 ............................................................................................................................................................................  SEO B1 Upfitter Usage (Battery)
Fuse 53 ...............................................................................................................................................................  Cigarette Lighter, Auxiliary Power Outlet
Fuse 54 .................................................................................................................................................................................................  SEO Upfitter Usage
Fuse 55 ......................................................................................................................................................................................  Climate Controls (Ignition)
Fuse 56 ......................................................................................................................................  Engine Control Module, Secondary Fuel Pump (Ignition)

J-CASE FUSES .......................................................................................................................................................................................................  USAGE

Fuse 57 ..........................................................................................................................................................................................................  Cooling Fan 1
Fuse 58 ..................................................................................................................................................................................................................  Not Used
Fuse 59 ........................................................................................................................................................................  Heavy-Duty Antilock Brake System
Fuse 60 ..........................................................................................................................................................................................................  Cooling Fan 2
Fuse 61 .........................................................................................................................................................................................  Antilock Brake System 1
Fuse 62 ......................................................................................................................................................................................................................  Starter
Fuse 63 ............................................................................................................................................................................................  Stud 2 (Trailer Brakes)
Fuse 64 ...............................................................................................................................................................................  Left Bussed Electrical Center 1
Fuse 65 ..................................................................................................................................................................................................................  Not Used
Fuse 66 .........................................................................................................................................................................  Heated Windshield Washer System
Fuse 67 ...........................................................................................................................................................................................................  Transfer Case
Fuse 68 ...........................................................................................................  Stud 1 (Trailer Connector Battery Power) (Optional - 40A Fuse Required)
Fuse 69 ...............................................................................................................................................................................  Mid-Bussed Electrical Center 1
Fuse 70 ...........................................................................................................................................................................................  Climate Control Blower
Fuse 71 ..................................................................................................................................................................................................................  Not Used
Fuse 72 ...............................................................................................................................................................................  Left Bussed Electrical Center 2

RELAYS ..................................................................................................................................................................................................................  USAGE

FAN HI .........................................................................................................................................................................................  Cooling Fan High Speed
FAN LO .........................................................................................................................................................................................  Cooling Fan Low Speed
FAN CNTRL .......................................................................................................................................................................................  Cooling Fan Control
HDLP LO/HID ..................................................................................................................................................................................  Low-Beam Headlamp
FOG LAMP ..............................................................................................................................................................................................  Front Fog Lamps
A/C CMPRSR .......................................................................................................................................................................  Air Conditioning Compressor
STRTR ......................................................................................................................................................................................................................  Starter
PWR/TRN ..........................................................................................................................................................................................................  Powertrain
FUEL PMP .........................................................................................................................................................................................................  Fuel Pump
PRK LAMP ..................................................................................................................................................................................................  Parking Lamps
REAR DEFOG .............................................................................................................................................................................................  Rear Defogger
RUN/CRNK ...............................................................................................................................................................................................  Switched Power

Engine Compartment Fuse Block - Owners Manual|Page 1656 > < Engine Compartment Fuse Block - Owners Manual|Page 1654