P113A GMC Possible Causes
- Faulty Exhaust Gas Temperature (EGT) sensor
- Exhaust Gas Temperature (EGT) sensor harness is open or shorted
- Poor electrical connection in the Exhaust Gas Temperature (EGT) sensor circuit
How to Fix GMC Code P113A?
Start by checking the “possible causes” listed above. Visually inspect the corresponding wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.
Possible Symptoms
- Engine light on (or engine service warning light soon)
P113A GMC Meaning
The Engine Control Module (ECM) monitors the Exhaust Gas Temperature (EGT) sensor. The ECM sets the OBDII code when the Exhaust Gas Temperature (EGT) sensor does not meet factory specifications.