Powertrain Control Module Connector Terminal Identification

Fig 1: Identifying PCM Harness Connector C1 Terminals (M/T & 3-Speed A/T Only)

Courtesy of GENERAL MOTORS CORP.

Fig 2: Identifying PCM Harness Connector C2 Terminals (M/T & 3-Speed A/T Only)

Courtesy of GENERAL MOTORS CORP.

Fig 3: Identifying PCM Harness Connector C3 Terminals (M/T & 3-Speed A/T Only)

Courtesy of GENERAL MOTORS CORP.

Fig 4: Identifying PCM Harness Connector C1 Terminals (4-Speed A/T Only)

Courtesy of GENERAL MOTORS CORP.

Fig 5: Identifying PCM Harness Connector C2 Terminals (4-Speed A/T Only)

Courtesy of GENERAL MOTORS CORP.

Fig 6: Identifying PCM Harness Connector C3 Terminals (4-Speed A/T Only)

Courtesy of GENERAL MOTORS CORP.

Fig 7: Identifying PCM Harness Connector C4 Terminals (4-Speed A/T Only)

Courtesy of GENERAL MOTORS CORP.