GMC SIERRA 1998 Manual page 365

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STARTER
RELAY
[ - I
[ - I
[ T )
I
BLOWER
n
STOPiHAZ
Name
ECM-B
RR DEFOG
IGN-E
FUEL SOL
GLOW PLUG
Usage
Horn, Underhood Lamps
Auxiliary Fan
Injectors, PCM/VCM
Not Used
Air Conditioning
Not Used
Ignition Switch, EGR, Canister
Purge, EVRV Idle Coast Solenoid,
Heated
0 2 ,
Fuel Heater
(Diesel Engine), Water Sensor
(Diesel Engine)
HTD ST-RR
Not Used
LIGHTING
Headlamp and Panel Dimmer
BATT
Battery, Fuse Block Busbar
IGN-A
Ignition Switch
IGN-B
Ignition Switch
Switch, Fog and Courtesy Fuses
ABS
Anti-Lock Brake Module
BLOWER
High Blower Relay
STOP/HAZ
Stoplamps
HEATED SEATS Not Used
6-75
Usage
Fuel
Pump,
PCM/VCM
Rear Window Defogger
Auxiliary Fan Relay Coi il, AIC
Compressor Relay, Hot Fuel
Module, Dual Tanks
Fuel Solenoid (Diesel Engine)
Glow Plugs (Diesel Engine)
Name
HORN
AUX FAN
ECM- 1
HTD ST-FR
AIC
HTD MIR
ENG- 1

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