Transmission Winter Mode Switch Short to Ground
Table of contents
B0981 GMC Possible Causes
- Faulty Transmission Winter Mode Switch
- Transmission Winter Mode Switch harness is open or shorted
- Transmission Winter Mode Switch circuit poor electrical connection
How do I fix code B0981 GMC?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Cost of diagnosing the B0981 GMC code
The cost of diagnosing the B0981 GMC code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
B0981 GMC Description
The Powertrain Control Module (PCM) monitors the Transmission Winter Mode Switch. The PCM sets the OBDII code when the Transmission Winter Mode Switch is not to factory specifications.