For 1990-2009 cars only
Third and Fourth Gear Only - D4 for GMC Truck GMC K Sierra - 4WD 2004
Checks | Cause | ||||
|---|---|---|---|---|---|
2-3 Solenoid (311) |
| ||||
2-3 Shift Valve (312) | Stuck | ||||
PCM | Failed | ||||
Check the PCM for current DTCs. | |||||
Checks | Cause | ||||
|---|---|---|---|---|---|
2-3 Solenoid (311) |
| ||||
2-3 Shift Valve (312) | Stuck | ||||
PCM | Failed | ||||
Check the PCM for current DTCs. | |||||