GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Data Link Connector (DLC) OBD 2

Below the left side of the IP, near the center console

Data Link Communications Component Views

Data Link Communications Connector End Views

Electronic Brake Control Module (EBCM) (With ABS)

Behind the left IP, above the junction block

Antilock Brake System Component Views

Antilock Brakes System Connector End Views

Inflatable Restraint Sensing and Diagnostic Module (SDM)

Center of the console, in front of the manual selector

SIR Component Views

SIR Connector End Views

Junction Block

Behind left side of the IP

Power and Grounding Component Views

Power and Grounding Connector End Views

Powertrain Control Module (PCM)

Behind the right side of the IP, near the glove box

Engine Controls Component Views

Powertrain Control Module Connector End Views in Engine Controls - 1.3L or Powertrain Control Module Connector End Views or Engine Controls - 1.0 L.

C200 (12 Cavities)

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

Harness Routing Views

Inline Harness Connector End Views

C205 (12 Cavities)

IP harness to engine harness, behind the right side of the IP, near the powertrain control module (PCM)

Harness Routing Views

Inline Harness Connector End Views

C210 (5 Cavities)

Supplemental inflatable restraint (SIR) harness to the IP harness, behind the left side of the IP, near the junction block

Harness Routing Views

Inline Harness Connector End Views

G105 (VIN 6)

Center rear of engine, on the intake manifold

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G203

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

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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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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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S237

IP harness, approximately 10 cm (4 in) from the radio connector breakout

Harness Routing Views

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S240

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

Harness Routing Views

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S245

IP harness, approximately 12 cm (5 in) from the I/P cluster assembly connector C3 breakout

Harness Routing Views

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S249

IP harness, approximately 1 cm (.375 in) from the IP cluster assembly connector C2 breakout

Harness Routing Views

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