What does the code p0442 on a GMC Acadia mean?
P0442 is an OBDII trouble code. The code technically stands for: The EVAP system captures all fuel vapor from the fuel tank and sends them to the engine’s intake in order to be ignited in the normal combustion process. When the GMC Acadia’s computer detects that the EVAP systemic not holding any pressure, it will throw the P0442 code.
What to do about gas leak in GMC p0442?
Later, when the engine is running a purge control valve opens allowing intake vacuum to siphon the fuel vapors into the engine. You likely won’t notice any drivability problems. With a P0442 GM, the most common repair is to: Remove and reinstall the gas cap, clear the codes, and drive for a day and see if the codes come back.
What causes the GMC Acadia Odii code to go bad?
The most common problem is far and away the first one listed below. EVAP Canister Purge Valve – The most common culprit with the P0442 trouble code and the GMC Acadia is going to be the vapor canister purge valve. When it goes bad, it typically causes issues with the vehicle’s idle speed.
How does the EVAP work on a GMC Acadia?
The EVAP system captures all fuel vapor from the fuel tank and sends them to the engine’s intake in order to be ignited in the normal combustion process. When the GMC Acadia’s computer detects that the EVAP systemic not holding any pressure, it will throw the P0442 code.
P0442 is an OBDII trouble code. The code technically stands for: The EVAP system captures all fuel vapor from the fuel tank and sends them to the engine’s intake in order to be ignited in the normal combustion process. When the GMC Acadia’s computer detects that the EVAP systemic not holding any pressure, it will throw the P0442 code.
Later, when the engine is running a purge control valve opens allowing intake vacuum to siphon the fuel vapors into the engine. You likely won’t notice any drivability problems. With a P0442 GM, the most common repair is to: Remove and reinstall the gas cap, clear the codes, and drive for a day and see if the codes come back.
The most common problem is far and away the first one listed below. EVAP Canister Purge Valve – The most common culprit with the P0442 trouble code and the GMC Acadia is going to be the vapor canister purge valve. When it goes bad, it typically causes issues with the vehicle’s idle speed.
The EVAP system captures all fuel vapor from the fuel tank and sends them to the engine’s intake in order to be ignited in the normal combustion process. When the GMC Acadia’s computer detects that the EVAP systemic not holding any pressure, it will throw the P0442 code.