Year of production: 1998
Instrument Panel Fuse Block
Chevrolet Blazer – wiring diagram – fuse box – instrument panel
Fuse/Circuit Breaker
Usage
A
Not Used
B
Not Used
1
Headlamp Switch, Body Control Module, Headlamp Relay
2
Cigarette Lighter, Data Link Connector
3
Cruise Control Module and Switch, Body Control Module, Heated Seats
4
Gages, Body Control Module, Instrument Panel Cluster
5
Interior Lights
6
Not Used
7
Power Outside Mirror, Power Lock Relay
8
Courtesy Lamps, Battery Run-Down Protection
9
HVAC Control Head (Manual)
10
Turn Signal
11
Cluster, Engine Control Module
12
Parking Lamps, Power Window Switch, Body Control Module, Ashtray Lamp
13
Auxiliary Power
14
Power Locks Motor
15
4WD Switch, Engine Controls (VCM, PCM, Transmission)
16
Supplemental Inflatable Restraint, SDM Module
17
Front Wiper
18
Not Used
19
Radio Battery
20
Not Used
21
HVAC (Manual), HVAC I (Automatic), HVAC Sensors (Automatic)
22
Anti-Lock Brakes
23
Rear Wiper
24
Radio, Ignition
Engine Compartment Fuse Block
Chevrolet Blazer – wiring diagram – fuse box – engine compartment
Name
Usage
TRL TRN
Trailer Left Turn
TRR TRN
Trailer Right Turn
TRL B/U
Trailer Back-up Lamps
VEH B/U
Vehicle Back-up Lamps
RT TURN
Right Turn Signal Fron
LT TURN
Left Turn Signal Front
LT TRN
Left Turn Signal Rear
RT TRN
Right Turn Signal Rear
RR PRK
Right Rear Parking Lamp
TRL PRK
Trailer Parking Lamps
LT HDLP
Left Headlamp
RT HDLP
Right Headlamp
FR PRK
Front Parking Lamps
INT BAT
I/P Fuse Block Feed
ENG I
Engine Sensors/Solenoids, MAP, CAM, PURGE, VENT
ECM B
Engine Control Module, Fuel Pump, Module, Oil Pressure
ABS
Anti-Lock Brake System
ECM 1
Engine Control Module Injectors
HORN
Horn
BTSI
Brake-Transmission Shift Interlock
B/U LP
Back-up Lamps
A/C
Air Conditioning
RAP
Retained Accessory Power
O2
Oxygen Sensor
IGN B
Column Feed, IGN 2, 3,4
DRL
Daytime Running Lamps
FOG LP
Fog Lamps
IGN A
Starting and Charging IGN 1
STUD #2
Accessory Feeds, Electric Brake
PARKLP
Parking Lamps
LR PRK
Left Rear Parking Lamps
IGN C
Starter Solenoid, Fuel Pump, PRNDL
HTDSEAT
Heated Seat
ATC
Electronic Transfer Case
RRDFOG
Rear Defogger
HVAC
HVAC System
TRCHMSL
Trailer Center High-Mount Stop Lamp
RR W/W
Rear Window Wipe
CRANK
Clutch Switch, NSBU Switch
HAZLP
Hazard Lamps
VECHMSL
Vehicle Center High-Mount Stop Lamp
HTDMIR
Heated Mirror
STOPLP
Stoplamps
TBC
Truck Body Computer
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.