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Code 67 - Open Motor Circuit Or Shorted VCM Output: Notes

This code sets when VCM has detected no or low voltage at Red VCM connector terminal No. 25 (4.3L VIN Z M/T) or Gray VCM connector terminal No. 28 (except 4.3L VIN Z M/T) during ABS motor operation.

Fig 1: Code 67 - Schematic (4.3L M/T - VIN Z)
G95E27122Courtesy of GENERAL MOTORS CORP.
Fig 2: Code 67 - Schematic (Except 4.3L M/T - VIN Z)
G95B27137Courtesy of GENERAL MOTORS CORP.
Fig 3: Code 67 - Open Motor Circuit/Shorted VCM Output - Flow Chart
G95J27127Courtesy of GENERAL MOTORS CORP.