Exhaust Gas Recirculation Slow Response Increasing Flow
Table of contents
P140B GMC Possible Causes
- Faulty Exhaust Gas Recirculation Valve
- Exhaust Gas Recirculation Valve harness is open or shorted
- Exhaust Gas Recirculation Valve circuit poor electrical connection
How do I fix code P140B 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 P140B GMC code
The cost of diagnosing the P140B 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)
P140B GMC Description
The Powertrain Control Module (PCM) monitors the Exhaust Gas Recirculation Valve. The PCM sets the OBDII code when the Exhaust Gas Recirculation Valve is not to factory specifications.