GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Backup Lamp Switch (Manual Transaxle)

Left side of the engine compartment, top of transaxle

Lighting Systems Component Views

Lighting Systems Connector End Views

Center High-Mounted Stoplamp (CHMSL)

Bottom of rear window

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Lighting Systems Connector End Views

Daytime Running Lamps (DRL) Control Module

Behind the left side of the IP

Lighting Systems Component Views

Lighting Systems Connector End Views

Diode Module

Behind the center IP, taped to the IP harness

Lighting Systems Component Views

Engine Controls Connector End Views

Illumination Controller

In the IP, left of the steering column

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Lighting Systems Connector End Views

Instrument Panel Cluster Assembly

Left side of the IP

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Instrument Panel, Gages, and Console Connector End Views

Junction Block

Behind left side of the IP

Power and Grounding Component Views

Power and Grounding Connector End Views

LH Front Door Jamb Switch

Left front door frame, in lower rear corner

Lighting Systems Component Views

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Luggage Compartment Lamp (4-Door)

Center of the luggage compartment, under rear window shelf

Lighting Systems Component Views

Lighting Systems Connector End Views

Luggage Compartment Lamp Switch (4-Door)

Center rear of the luggage compartment mounted to deck lid striker

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Parking Brake Switch

Passenger compartment, behind manual selector

Instrument Panel, Gages, and Console Component Views

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Radio

Center of the IP

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Entertainment Connector End Views

Rear Defogger Switch

In the IP, left of steering column

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Stationary Windows Connector End Views

Rear Wiper/Washer Switch (2-Door LSi)

In IP, left of the steering column

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Wiper/Washer Connector End Views

Relay Box

Left front engine compartment, near the battery

Power and Grounding Component Views

Power and Grounding Connector End Views

Stoplamp Switch

Top of brake pedal

Lighting Systems Component Views

Lighting Systems Connector End Views

Transaxle Range Switch (Automatic Transaxle)

Left side of the engine compartment, mounted to top of the transaxle

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Automatic Transmission Connector End Views

Turn Signal/Combination Switch

On steering column

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Lighting Systems Connector End Views

C112 (16 Cavities)

Main harness to engine harness, right rear side of the engine compartment near bulkhead

Harness Routing Views

Inline Harness Connector End Views

C200 (12 Cavities)

Main harness to the IP harness, behind the left IP, near junction block

Harness Routing Views

Inline Harness Connector End Views

C201 (14 Cavities)

Main harness to the floor harness, behind the left side of the IP, near junction block

Harness Routing Views

Inline Harness Connector End Views

C203 (13 Cavities)

I/P harness to floor harness, behind left side of the IP, near junction block

Harness Routing Views

Inline Harness Connector End Views

C207 (3 Cavities)

IP harness to dome lamp harness, right side of the upper cowl

Harness Routing Views

Inline Harness Connector End Views

C400 (10 Cavities) (4-Door)

Floor harness to luggage compartment harness, left front side of luggage compartment near the left rear speaker

Harness Routing Views

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C402 (6 Cavities) (2-Door)

Floor harness to liftgate harness, right rear corner of vehicle

Harness Routing Views

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G102

Left front side of the engine compartment on the left front inner fender near battery

Harness Routing Views

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G103

Right front side of the engine compartment on the right front side of the inner fender

Harness Routing Views

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G201

Behind the left side of the kick panel

Harness Routing Views

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G202

Right side of the center IP behind the radio

Harness Routing Views

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G203

Junction block case ground, under the left side of the IP

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G400 (2-Door)

Rear center of luggage compartment

Harness Routing Views

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(4-Door)

Rear center of luggage compartment

Harness Routing Views

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G401 (2-Door)

Center of the liftgate, near rear wiper motor

Harness Routing Views

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P200

Left rear engine compartment, on the bulkhead, near the brake master cylinder

Harness Routing Views

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P400

Left rear side of the luggage compartment

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P401

Right rear of luggage compartment

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P402

Center rear side of the luggage compartment

Harness Routing Views

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P403 (2-Door)

Upper right side of the liftgate

Harness Routing Views

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S100

Main harness, approximately 10 cm (4 in) from G103 breakout

Harness Routing Views

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S102

Main harness, approximately 8 cm (3.1 in) from G102 breakout

Harness Routing Views

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S104

Main harness, approximately 13 cm (5.1 in) from brake fluid level switch breakout

Harness Routing Views

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S105

Main Harness, approximately 6 cm (2.4 in) from Relay Box breakout

Harness Routing Views

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S107

Main Harness, approximately 22 cm (8.8 in) from P200

Harness Routing Views

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S113

Main harness, approximately 6 cm (2.4 in) from the G102 breakout

Harness Routing Views

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S117

Main harness, at the G103 breakout

Harness Routing Views

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S154 (Automatic Transaxle)

Engine Harness, approximately 9 cm (3.6 in) from P202

Harness Routing Views

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S162

Engine harness, approximately 10 cm (4 in) from P202

Harness Routing Views

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S202

Main harness, approximately 8 cm (3.125 in) from the junction block connector C6 breakout

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S204

Main harness, approximately 8 cm (3.125 in) from the junction block connector C5 breakout

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S205

Main harness, approximately 1 cm (0.375 in) from P200

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S206 (With ABS)

Main harness, approximately 22 cm (9 in) from the stoplamp switch connector breakout

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S207

Main harness, approximately 12 cm (5 in) from the G201 breakout

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S209

Main harness, approximately 2 cm (1 in) from the G201 breakout

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S210

Main harness, approximately 15 cm (6 in) from C208

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S217

IP harness, at the C200 breakout

Harness Routing Views

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S218

IP harness, approximately 3 cm (1.19 in) from the IP cluster assembly connector C3 breakout

Harness Routing Views

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S219

IP Harness, approximately 3 cm (1.19 in) from the C200 breakout

Harness Routing Views

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S221

IP harness, approximately 7 cm (3 in) from the IP cluster assembly connector C2 breakout

Harness Routing Views

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S222

IP harness, approximately 6 cm (2.375 in) from the data link connector - (DLC-OBD2 ) breakout

Harness Routing Views

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S223

Main harness, approximately 10 cm (4 in) from P200

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S228

IP harness, at the C200 breakout

Harness Routing Views

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S229

IP harness, approximately 4 cm (2 in) from the IP cluster assembly connector C1 breakout

Harness Routing Views

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S230

IP harness, approximately 13 cm (5.125 in) from the IP cluster assembly connector C3 breakout

Harness Routing Views

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S235

IP harness, approximately 5 cm (2 in) from the C200 breakout

Harness Routing Views

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S236

IP harness, approximately 8 cm (3.125 in) from the IP cluster assembly connector C3 breakout

Harness Routing Views

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S238

IP harness, approximately 3 cm (1.19 in) from the blower motor connector breakout

Harness Routing Views

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S239

IP harness, approximately 11 cm (4.313 in) from the IP cluster assembly connector C3 breakout

Harness Routing Views

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S241

IP harness, approximately 5 cm (2 in) from the IP cluster assembly connector C3 breakout

Harness Routing Views

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S242

IP harness, at the IP cluster assembly connector C3 breakout

Harness Routing Views

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S243

IP harness, approximately 5 cm (2 in) from the cigar lighter connector breakout

Harness Routing Views

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S244

Main harness, approximately 23 cm (9.06 in) from P200

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S247

Main harness, approximately 18 cm (7.06 in) from P200

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S248

Engine harness, approximately 4 cm (2 in) from the powertrain control module (PCM) connector C1 breakout

Harness Routing Views

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S250

IP harness, approximately 6 cm (2.375 in) from the diode module connector breakout

Harness Routing Views

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S252

IP harness, approximately 4 cm (2 in) from the data link connector - (DLC-OBD 2) breakout

Harness Routing Views

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S254

IP harness, approximately 6 cm (2.375 in) from the C215 breakout

Harness Routing Views

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S256

Main harness, near the junction block connector C6 breakout

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S302

Floor harness, approximately 10 cm (4 in) from the C201 breakout

Harness Routing Views

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S310 (4-Door)

Floor harness, approximately 6 cm (2.375 in) from the junction block connector C8 breakout.

Harness Routing Views

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S400 (2-Door)

Floor harness, approximately 36 cm (14.17 in) from the C402 breakout

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(4-Door)

Floor harness, approximately 39 cm (14.19 in) from the left rear combination lamp connector breakout

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S401(2-Door)

Floor harness, approximately 13 cm (5.125 in) from the G400 breakout

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(4-Door)

Floor harness, approximately 27 cm (11 in) from the left rear combination lamp connector breakout

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S402 (2-Door)

Floor harness, approximately 5 cm (2 in) from the left rear combination lamp connector breakout

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S403 (2-Door)

Floor Harness, approximately 5 cm (2 in) from G400 breakout

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S404(2-Door)

Floor harness, approximately 8 cm (3.125 in) from the G400 breakout

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(4-Door)

Floor harness, approximately 10 cm (4 in) from the luggage compartment lamp switch connector breakout

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S405(2-Door)

Floor harness, approximately 13 cm (5.125 in) from left rear combination lamp connector breakout

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(4-Door)

Floor harness, approximately 34 cm (13.375 in) from the left rear combination lamp connector breakout

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S406 (4-Door)

Floor harness, approximately 10 cm (4 in) from the left rear combination lamp connector breakout

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S407 (4-Door)

Floor harness, approximately 20 cm (8 in) from the left rear combination lamp connector breakout

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S408 (4-Door)

Floor harness, approximately 5 cm (2 in) from the C400 breakout

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S410 (2-Door)

Right rear combination lamp pigtail, approximately 8 cm (3.125 in) from P401

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S411

Right rear combination lamp pigtail, approximately 6 cm (2.375 in) from P401

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S412 (2-Door)

Left rear combination lamp pigtail, approximately 8 cm (3.125 in) from P400

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S413

Left rear combination lamp pigtail, approximately 6 cm (2.375 in) from P400

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S419 (4-Door)

Floor harness, approximately 21 cm (8.25 in) from the left rear door jamb switch connector breakout

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