For 1990-2009 cars only
First Gear Only - D4 for GMC Truck GMC K Sierra - 4WD 2002
Checks | Cause |
|---|---|
Sun Gear Shaft (649) | Broken shaft or broken splines |
AT Output Speed Sensor Assembly (22) | Reads zero Check for DTCs. |
AT Input Speed Sensor Assembly (22) | Reads zero Check for DTCs. |
