Chevrolet Blazer 1995 - ELECTRICAL COMPONENT LOCATOR - 4.3L V6 VIN [W] (CPI) 1995 ELECTRICAL COMPONENT LOCATIONS General Motors Corp. - Electrical Component Location

Chevrolet Blazer 1995 - BUZZERS, RELAYS & TIMERS

Chevrolet Blazer 1995 BUZZERS, RELAYS & TIMERS LOCATION

Component	Location
ABS Relay	Behind left side of dash.
A/C Relay (A/T)	On bracket, on right side of firewall. See Fig. 1.
A/C Relay (A/T & M/T)	On bracket, on right side of firewall. See Fig. 2.
Blower Motor Relay	Near blower motor, on firewall.
Buzzer	On convenience center.
Daytime Running Lights (DRL) Relay	On convenience center.
Foglight Relay	Below convenience center.
Fuel Pump Relay (A/T)	On convenience center. See Fig. 1.
Fuel Pump Relay (A/T & M/T)	On convenience center. See Fig. 2.
Hazard/Turn Signal Flasher (Analog Cluster)	On convenience center.
Hazard/Turn Signal Flasher (Digital Cluster)	On fuse block.
Horn Relay	On convenience center.
Intake Manifold Tuning Valve (IMTV) Relay (A/T)	On bracket, on right side of firewall. See Fig. 1.
Intake Manifold Tuning Valve (IMTV) Relay (A/T & M/T)	On bracket, on right side of firewall. See Fig. 2.
Power Door Lock Relay	On right side of steering column bracket.
Rear Window Defogger Relay	On right side of brake pedal support bracket.
Rear Window Release Relay	Taped to wiring harness, near fuse block.

Chevrolet Blazer 1995 - CIRCUIT PROTECTION DEVICES

Chevrolet Blazer 1995 CIRCUIT PROTECTION DEVICES LOCATION

Component	Location
Circuit Breakers (Power Door Locks)	In lower left of fuse block.
Circuit Breakers (Power Windows)	In upper left of fuse block.
Convenience Center	Behind center of instrument panel.
Fuse Block (A/T)	On left side of dash. See Fig. 1.
Fuse Block (A/T & M/T)	On left side of dash. See Fig. 2.
Fusible Links	At battery junction block & battery positive terminal.
Power Distribution Center - "A"	Below left side of dash.
Power Distribution Center - "B"	Below left side of dash, near steering column.

Chevrolet Blazer 1995 - CONTROL UNITS

Chevrolet Blazer 1995 CONTROL UNITS LOCATION

Component	Location
ABS Module (RWAL)	On side of master cylinder.
ABS Module (4WAL)	On left inner fender panel, near brake master cylinder.
Audio Alarm Module	On convenience center.
Coil Driver Module (A/T & M/T)	On bracket next to coil. See Fig. 2.
Cruise Control Module	On left side of firewall.
Daytime Running Lights (DRL) Module	Above fuse block.
Keyless Entry Module	Under center console.
Powertrain Control Module (PCM) (A/T)	Behind right side of dash. See Fig. 1.
Transfer Case Control Module	Behind right side of instrument panel.
Vehicle Control Module (VCM) (A/T & M/T)	On right front of engine compartment, near washer reservoir. See Fig. 2.
Windshield Wiper Module	On center of firewall.

Chevrolet Blazer 1995 - MOTORS

Chevrolet Blazer 1995 MOTORS LOCATION

Component	Location
ABS Pump Motor (4-Wheel)	On ABS module assembly.
Blower Motor	In evaporator housing, on right side of engine compartment.
Power Door Lock Motor	In bottom rear of each door.
Power Seat Motors	Under each front seats.
Power Window Motor	In each door.
Temperature Door Motor	In heater plenum.
Washer Pump Motor (Front)	In washer fluid reservoir, on left front of engine compartment.
Washer Pump Motor (Rear)	In washer fluid reservoir, above left wheelwell.
Wiper Motor (Front)	On center of firewall.
Wiper Motor (Rear)	On top center of rear liftgate.

Chevrolet Blazer 1995 - SENDING UNITS & SENSORS

Chevrolet Blazer 1995 SENDING UNITS & SENSORS LOCATION

Component	Location
Engine Coolant Temp. (ECT) Sensor (A/T)	On top front of engine. See Fig. 1.
Engine Coolant Temp. (ECT) Sensor (A/T & M/T)	On top front of engine. See Fig. 2.
Heated Oxygen Sensor (HO2S) (A/T)	In exhaust pipe. See Fig. 1.
Heated Oxygen Sensor (HO2S) (A/T & M/T)	In exhaust pipe. See Fig. 2.
Intake Air Temp. (IAT) Sensor (A/T)	On front of engine, in fresh air intake hose. See Fig. 1.
Intake Air Temp. (IAT) Sensor (A/T & M/T)	On front of engine, in fresh air intake hose. See Fig. 2.
Knock Sensor (A/T)	On left & right side of cylinder head. See Fig. 1.
Knock Sensor (A/T & M/T)	On left & right side of cylinder head. See Fig. 2.
Manifold Absolute Pressure (MAP) Sensor (A/T)	On top front of engine. See Fig. 1.
Manifold Absolute Pressure (MAP) Sensor (A/T & M/T)	On top front of engine. See Fig. 2.
Throttle Position (TP) Sensor (A/T)	On throttle body assembly. See Fig. 1.
Throttle Position (TP) Sensor (A/T & M/T)	On throttle body assembly. See Fig. 2.
Vehicle Speed Sensor (VSS) (A/T)	On left rear of transmission or transfer case. See Fig. 1.
Vehicle Speed Sensor (VSS) (A/T & M/T)	On left rear of transmission or transfer case. See Fig. 2.

Chevrolet Blazer 1995 - SOLENOIDS & SOLENOID VALVES

Chevrolet Blazer 1995 SOLENOIDS & SOLENOID VALVES LOCATION

Component	Location
ABS Solenoids	Below brake master cylinder.
Canister Purge Solenoid (A/T)	On top rear of engine. See Fig. 1.
Canister Purge Solenoid (A/T & M/T)	On top rear of engine. See Fig. 2.
EGR Valve (Linear) (A/T)	On top right of engine. See Fig. 1.
EGR Valve (Linear) (A/T & M/T)	On top right of engine. See Fig. 2.
Idle Air Control (IAC) Valve (A/T)	On throttle body assembly. See Fig. 1.
Idle Air Control (IAC) Valve (A/T & M/T)	On throttle body assembly. See Fig. 2.
Intake Manifold Tuning Valve (IMTV) Control Solenoid (A/T)	On top of intake manifold. See Fig. 1.
Intake Manifold Tuning Valve (IMTV) Control Solenoid (A/T & M/T)	On top of intake manifold. See Fig. 2.
Rear Window Release Solenoid	In center of tailgate.
Torque Converter Clutch (TCC) Connector (A/T)	On left side of transmission. See Fig. 1.
Torque Converter Clutch (TCC) Connector (A/T & M/T)	On left side of transmission. See Fig. 2.

Chevrolet Blazer 1995 - SWITCHES

Chevrolet Blazer 1995 SWITCHES LOCATION

Component	Location
A/C Pressure Cut-Out Switch (Low & High Pressure) (A/T)	On rear of A/C compressor. See Fig. 1.
A/C Pressure Cut-Out Switch (Low & High Pressure) (A/T & M/T)	On rear of A/C compressor. See Fig. 2.
Back-Up Light Switch (A/T)	On top of steering column, built-in with Park/Neutral switch.
Back-Up Light Switch (M/T)	On left side of transmission.
Brake Pressure Warning Switch	On bottom of brake master cylinder.
Brake/Cruise/Stoplight Switch	On brake pedal support bracket.
Canister Vacuum Switch (A/T & M/T)	On right rear of engine. See Fig. 2.
Clutch/Cruise Switch	On clutch pedal support bracket.
Fuel Pump/Oil Pressure Switch (A/T)	On top rear of engine, near distributor. See Fig. 1.
Fuel Pump/Oil Pressure Switch (A/T & M/T)	On top rear of engine, near distributor. See Fig. 2.
Ignition Control Switch (A/T & M/T)	On distributor. See Fig. 2.
Outside Air Temp. Door Control Switch	In heater plenum.
Park/Neutral Safety Switch	On top of steering column, below mounting bracket.
Parking Brake Switch	On base of parking brake assembly.
Seat Belt Retractor Switch	On driver's side seat belt buckle assembly.

Chevrolet Blazer 1995 - MISCELLANEOUS

Chevrolet Blazer 1995 MISCELLANEOUS LOCATION

Component	Location
Blower Motor Resistor	On evaporator case.
Data Link Connector (DLC) (A/T)	Under left side of dash, to right of steering column. See Fig. 1.
Data Link Connector (DLC) (A/T & M/T)	Under left side of dash, to right of steering column. See Fig. 2.
Fuel Pump Test Connector (A/T)	On wiring harness, near center of firewall. See Fig. 1.
Fuel Pump Test Connector (A/T & M/T)	On wiring harness, near center of firewall. See Fig. 2.
Vehicle Speed Sensor (VSS) Buffer (A/T)	Under right side of dash. See Fig. 1 and Fig. 3 .

Chevrolet Blazer 1995 - CONNECTORS

Chevrolet Blazer 1995 CONNECTORS LOCATION

Component	Location
C100 (Black, 15 Pin)	Left side of engine compartment, above wheelhouse.
C101 (Medium Gray, 5 Pin)	Right side of engine compartment, near wheelhouse.
C104 (Black, 15 Pin)	Left side of engine compartment, above wheelhouse.
C105 (4 Pin)	Upper left rear of engine compartment.
C108 (4 Pin)	Upper left rear of engine compartment.
C200 (Black, 56 Pin)	Attached to right side of dash.
C201 (Black, 16 Pin)	Behind right side of dash.
C206 (Black, 48 Pin)	At steering column.
C207 (Black, 48 Pin)	Left side of dash, near steering column.
C208 (White, 10 Pin)	Near left "A" pillar.
C209 (13 Pin)	At left front door.
C210 (13 Pin)	Right side of dash.
C211 (Black, 6 Pin)	Left side of dash.
C212 (Black, 16 Pin)	At left front door.
C214 (Black, 16 Pin)	At right front door.
C215 (Black, 23 Pin)	Left side of dash, near steering column.
C217 (Black, 16 Pin)	Behind right side of dash.
C220 (Black, 23 Pin)	Left side of dash, near steering column.
C221 (Black, 8 Pin)	Left side of dash, near steering column.
C224 (Black, 23 Pin)	Behind right side of dash.
C310	Near driver's seat.
C401 (Gray, 6 Pin)	At liftgate.
C425	At liftgate, under sill plate.

Chevrolet Blazer 1995 - GROUNDS

Chevrolet Blazer 1995 GROUNDS LOCATION

Component	Location
G100	Lower right front of engine block.
G101	Right radiator support.
G103	On frame, forward of right front wheel.
G105	Rear of left cylinder head.
G106	Rear of left cylinder head.
G107	Near blower motor resistor.
G110	On frame, forward of right front wheel.
G125	Left side of radiator support.
G126	Right side of radiator support.
G130	Left side of radiator support.
G180	Left side of radiator support.
G410	Left rear frame rail.
G420	Right frame rail, near fuel tank.
G452	Left rear frame rail.

Chevrolet Blazer 1995 - SPLICES

Chevrolet Blazer 1995 SPLICES LOCATION

Component	Location
S106	Engine harness, 13 cm from oil pressure switch breakout.
S112	Engine harness, 11 cm from canister purge solenoid breakout.
S113	Engine harness, 20 cm from engine oil pressure indicator switch harness breakout.
S114	I/P extension harness, 9 cm from clip toward connector.
S116	Engine harness, 3 cm from G104.
S117	Engine harness, 7 cm from oil pressure switch breakout.
S118	Engine harness, 16 cm from G104.
S119	Engine harness, 24 cm from C100 breakout.
S120	Dash extension harness, 33 cm from pass-through.
S150	Forward light harness, 6 cm from ground breakout.
S151	Forward light harness, 6 cm from ground breakout.
S199	A/C clutch harness, 21 cm from connector.
S203	I/P harness, 39 cm from fuse block.
S207	Front of dash harness, 4 cm from data link connector breakout.
S208	Front of dash harness, 39 cm from stoplight switch breakout.
S209	Cross-body harness, 13 cm from radio speaker breakout.
S210	I/P harness, 6 cm from clip near power distribution block.
S211	Dash harness, 28 cm from pass-through toward dome light jumper harness.
S213	Cross-body harness, 13 cm from push in retainer.
S214	Cross-body harness, 13 cm from radio speaker breakout.
S215	I/P harness, 4 cm from clip, near power distribution block.
S216	I/P harness, 3 cm from clip, near power distribution block.
S217	Cross-body harness, 20 cm from radio speaker breakout.
S218	Cross-body harness, 25 cm from right door harness connector.
S219	I/P harness, 8 cm from relay center breakout.
S220	I/P harness, 5 cm from relay center breakout.
S221	Dash harness, 6 cm from transfer case control module breakout.
S222	I/P harness, 5 cm from relay center breakout.
S224	Front of dash harness, 13 cm from brake switch breakout.
S230	Dash harness, 20 cm from steering column harness breakout.
S233	Dash harness, 9 cm from transfer case control module breakout.
S236	Front of dash harness, 9 cm from DERM connector breakout.
S237	I/P harness, 78 cm from fuse block.
S239	Front of dash harness, 6 cm from C215 breakout.
S240	Front of dash harness, 28 cm from stoplight connector.
S245	Front of dash harness, 30 cm from DERM.
S249	Front of dash harness, 21 cm from C208.
S250	I/P harness, 52 cm from fuse block.
S251	I/P harness, 4 cm from relay center breakout.
S300	Dome light harness, 98 cm from C208.
S301	Dome light harness, 125 cm from C208.
S311	Dome light harness, 5 cm from vanity mirror breakout.
S312	Body harness, 26 cm from door harness breakout.
S315	Body harness, 50 cm from rear winndow washer tube breakout.
S400	Body harness, 13 cm from G410 breakout.
S412	Body harness, rear cargo area, 6 cm from hatch C400 breakout.
S413	Body harness, CHMSL resistor.
S458	Left taillight jumper harness, 24 cm from pass-through.
S460	In rear taillight & trailer wiring harness.
S468	Right taillight harness, 24 cm from pass-through.
S501	Left front door harness
S503	Left door harness, 19 cm from window switch connector.
S601	Right front door harness, 14 cm from C210.