GMC 1997 Safari Owner's Manual page 321

FuseKircuit Breaker Usage
UPFIT-BATT
. . . . . . .
Upfitter Battery Power Stud,
Trailer Wiring Harness
UPFIT-IGN . . . . . . . . Upfitter Ignition Relay
Spare . . . . . . . . . . . . . Not used
Fuse Puller*
Spare
. . . . . . . . . . . . .
Not used
Spare . . . . . . . . . . . . . Not used
ECM-B
. . . . . . . . . . . .
Fuel Pump Relay, VCM,
HORN
. . . . . . . . . . . .
Horn Relay
A/C COMP
. . . . . . . . .
A/C Enable Relay
RR DEFOG . . . . . . . . Heater-A/C Control Selector
ENG-I
. . . . . . . . . . . .
Oxygen Sensors 1-4,
Oil Pressure Switch/Sender
Switch
Camshaft Position Sensor,
Mass Air Flow Sensor,
Evaporative Emission
Canister Purge Solenoid
Valve, Linear EGR Valve
Solenoid, VCM
FuseKircuit Breaker
IGN-E
. . . . . . . . . . . .
ECM-I
. . . . . . . . . . . .
LIGHTING
. . . . . . . .
BATT
. . . . . . . . . . . . .
IGNA
. . . . . . . . . . . . .
IGN B
. . . . . . . . . . . . .
ABS . . . . . . . . . . . . . .
A/C
. . . . . . . . . . . . . . .
RR HTWAC
. . . . . . . .
Spare
. . . . . . . . . . . . .
Usage
A/C Enable Relay
Fuel Injectors 1-6,
Crankshaft Position Sensor,
VCM, Distributor Ignition
Control Module
Park Lamps Fuse, DRL Fuse,
Headlamp and Panel
Dimmer Switch
I/P Fuse Block Fuses, Power
Seat CB, Stop/Hazard Fuse,
Auxiliary Power Fuse,
Cigarette Lighter Fuse,
Radio, Battery Fuse
Starter Relay, Ignition Switch
Ignition Switch
Brake Pressure Module Valve
Blower Motor Resistor,
Blower Relay
Auxiliary Heater A/C Relay
Not used
*A fuse puller is included in the underhood electrical
center. You will also find spare fuses.