GMC Safari 1993 - ELECTRICAL COMPONENT LOCATOR 1993 ELECTRICAL COMPONENT LOCATIONS General Motors Co. - Electrical Components

GMC Safari 1993 - BUZZERS, RELAYS & TIMERS

GMC Safari 1993 BUZZERS, RELAYS & TIMERS LOCATION

Component	Location
Blower Relay (High)	On relay bracket, at right side of engine compartment.
Brake/Shift Interlock Relay	Behind left side of dash.
Daytime Running Lights (DRL) Relay	On left rear corner of engine compartment, on firewall.
Foglight Relay	Behind left side of dash.
Fuel Pump Relay
"L" & "M" Series 4.3L (VIN W)	On relay bracket, on right side of firewall. See Fig. 1 .
"M" Series 4.3L (VIN Z - Calif.)	On relay bracket, on right side of firewall. See Fig. 2 .
"M" Series 4.3L (VIN Z - Fed.)	On relay bracket, on right side of firewall. See Fig. 3 .
Hazard Flasher Relay	On convenience center.
Horn Relay	On convenience center.
Power Door Lock Delay Relay	Behind right side of dash, on firewall.
Power Door Lock Relay	Behind right side of dash, on firewall.
PRNDL Light Relay	Behind right side of dash, right of steering column.
Rear Window Defogger Timer Relay	Behind left side of dash, near heater control.
Seat Belt Alarm Buzzer	Behind convenience center.
Turn Signal Flasher Relay	On fuse block.

GMC Safari 1993 - CIRCUIT PROTECTION DEVICES

GMC Safari 1993 CIRCUIT PROTECTION DEVICES LOCATION

Component	Location
Battery Junction Block	On left side of firewall.
Circuit Breakers
A/C Heater	On fuse block.
Power Accessories	On fuse block.
Power Seats	In each power seat motor, under each front seat.
Convenience Center	Behind left side of dash, left of steering column.
Fuse Block
"L" & "M" Series (4.3L VIN W)	Behind left side of dash. See Fig. 1 .
"M" Series 4.3L (VIN Z - Calif.)	Behind left side of dash. See Fig. 2 .
"M" Series 4.3L (VIN Z - Fed.)	Behind left side of dash. See Fig. 3 .
Fusible Links
ABS (Black)	At battery junction block.
A/C Blower Relay (Gray)	At battery junction block.
Alternator (Rust)	At starter solenoid (2 links).
Ignition Switch/Fuse Block (Black)	At battery junction block (2 links).
In-Line Fuses
Power Mirror	Taped to wiring harness, above fuse block.
Trailer	Taped to harness, above left kick panel.

GMC Safari 1993 - CONTROL UNITS

GMC Safari 1993 CONTROL UNITS LOCATION

Component	Location
ABS Module	Mounted on brake master cylinder.
Air Bag Arming Sensor Module	Above transmission, center of crossmember.
Air Bag Diag. Energy Reserve Module	Above left kick panel.
Audio Alarm Module	Behind left side of dash, at convenience center.
Cruise Control Module	Under left side of dash, right of steering column.
Daytime Running Lights (DRL) Module	Behind left side of dash.
Ignition Control Module	Inside distributor assembly.
Intake Manifold Tuning Valve (IMTV) Controller (VIN W)	On top center of engine.
Liftgate Lock/Latch Module	Near right rear "D" pillar.
Power Door Lock Delay Module
W/Rear Dutch Door	Behind right side of dash, on firewall.
W/O Rear Dutch Door	Behind right kick panel.
Powertrain Control Module (PCM)
"L" & "M" Series (4.3L VIN W)	Behind right kick panel. See Fig. 1 .
"M" Series 4.3L (VIN Z - Calif.)	Behind right kick panel. See Fig. 2 .
"M" Series 4.3L (VIN Z - Fed.)	Behind right kick panel. See Fig. 3 .

GMC Safari 1993 - SENDING UNITS & SENSORS

GMC Safari 1993 SENDING UNITS & SENSORS LOCATION

Component	Location
ABS Wheel Speed Sensors	On each wheel hub.
Air Bag Discriminating Sensors	On left and right side of front crossmember, under radiator.
Coolant Temp. Sending Unit	On left rear cylinder head, between spark plugs.
Coolant Temperature Sensor
"L" & "M" Series (4.3L VIN W)	On top front of engine. See Fig. 1 .
"M" Series 4.3L (VIN Z - Calif.)	On top front of engine. See Fig. 2 .
"M" Series 4.3L (VIN Z - Fed.)	On top front of engine. See Fig. 3 .
Knock Sensor
"L" & "M" Series 4.3L (VIN W)	On left & right side of cylinder head. See Fig. 1 .
"M" Series 4.3L (VIN Z - Calif.)	On left rear of engine, under exhaust manifold. See Fig. 2 .
"M" Series 4.3L (VIN Z - Fed.)	On left rear of engine, under exhaust manifold. See Fig. 3 .
Manifold Absolute Pressure (MAP) Sensor
"L" & "M" Series (4.3L VIN W)	On left front of intake plenum. See Fig. 1 .
"M" Series (4.3L VIN Z - Calif.)	On right of engine, on valve cover. See Fig. 2 .
"M" Series 4.3L (VIN Z - Fed.)	On right of engine, on valve cover. See Fig. 3 .
Throttle Position Sensor (TPS)
"L" & "M" Series (4.3L VIN W)	On throttle body assembly. See Fig. 1 .
"M" Series 4.3L (VIN Z - Calif.)	On throttle body assembly. See Fig. 2 .
"M" Series 4.3L (VIN Z - Fed.)	On throttle body assembly. See Fig. 3 .
Vehicle Speed Sensor (VSS)
"L" & "M" Series (4.3L VIN W)	On rear of transmission or transfer case. See Fig. 1 .
"M" Series 4.3L (VIN Z - Calif.)	On rear of transmission or transfer case. See Fig. 2 .
"M" Series 4.3L (VIN Z - Fed.)	On rear of transmission or transfer case. See Fig. 3 .

GMC Safari 1993 - MOTORS

GMC Safari 1993 MOTORS LOCATION

Component	Location
Blower Motor
Auxiliary	Behind left rear wheelwell.
Main	On right side of firewall.
Fuel Pump	In fuel tank.
Power Door Lock Motor	Inside bottom of each door.
Power Seat Motor	Under each front seat.
Power Window Motor	Inside respective doors.
Washer Pump Motor (Front & Rear)	In washer fluid reservoir, on right front of engine compartment.
Wiper Motor
Front	On center of firewall, in engine compartment.
Rear	In rear liftgate.

GMC Safari 1993 - SOLENOIDS & SOLENOID VALVES

GMC Safari 1993 SOLENOIDS & SOLENOID VALVES LOCATION

Component	Location
Brake/Shift Interlock Solenoid	On steering column, below mounting bracket.
Canister Purge Solenoid	On right front of engine compartment.
EGR Vacuum Solenoid
"M" Series (4.3L VIN Z - Calif.)	On right of engine, on top of valve cover. See Fig. 2 .
"M" Series (4.3L VIN Z - Fed.)	On right of engine, on top of valve cover. See Fig. 3 .
Idle Air Control Valve (IAC)
"L" & "M" Series (4.3L VIN W)	On throttle body assembly. See Fig. 1 .
"M" Series (4.3L VIN Z - Calif.)	On throttle body assembly. See Fig. 2 .
"M" Series (4.3L VIN Z - Fed.)	On throttle body assembly. See Fig. 3 .
Intake Manifold Tuning Valve (IMTV): "L" & "M" Series (4.3L VIN W)	On center of engine. See Fig. 1 .
Liftgate Release Solenoid	On rear liftgate.
Mini-Wedge Latch Solenoid	On center of right rear door.

GMC Safari 1993 - SWITCHES

GMC Safari 1993 SWITCHES LOCATION

Component	Location
A/C Pressure Cycling Switch	On A/C accumulator.
Brake Pressure Warning Switch	In brake master cylinder.
Brakelight Switch	On brake pedal bracket.
Clutch Start Switch (M/T)	On clutch pedal bracket.
Fuel Pump/Oil Pressure Switch
"L" & "M" Series (4.3L VIN W)	On top rear of engine. See Fig. 1 .
"M" Series (4.3L VIN Z - Calif.)	On top rear of engine. See Fig. 2 .
"M" Series (4.3L VIN Z - Fed.)	On top rear of engine. See Fig. 3 .
Parking Brake Switch	On parking brake level assembly.
Power Steering Pressure Switch (PSPS)	In power steering high pressure hose, near steering gear.
Seat Belt Warning Switch	On driver's side seat belt retractor.

GMC Safari 1993 - MISCELLANEOUS

GMC Safari 1993 MISCELLANEOUS LOCATION

Component	Location
Blower Motor Resistors	On front and rear blower motor housing.
Data Link Connector (DLC)
"L" & "M" Series (4.3L VIN W)	Under left side of dash, near convenience center. See Fig. 1 .
"M" Series (4.3L VIN Z - Calif.)	Under left side of dash, near convenience center. See Fig. 2 .
"M" Series (4.3L VIN Z - Fed.)	Under left side of dash, near convenience center. See Fig. 3 .
Fuel Pump Test Connector
"L" & "M" Series (4.3L VIN W)	In wiring harness, on right side of firewall. See Fig. 1 .
"M" Series 4.3L (VIN Z - Calif.)	In wiring harness, on right side of firewall. See Fig. 2 .
"M" Series 4.3L (VIN Z - Fed.)	In wiring harness, on right side of firewall. See Fig. 3 .
Tachometer Connector	In harness, next to ignition coil.
Vehicle Speed Sensor Buffer
"L" & "M" Series (4.3L VIN W)	Behind instrument panel, right of steering column. See Fig. 1 .
"M" Series 4.3L (VIN Z - Calif.)	Behind instrument panel, right of steering column. See Fig. 2 .
"M" Series 4.3L (VIN Z - Fed.)	Behind instrument panel, right of steering column. See Fig. 3 .