P2057 GMC Auto Trouble Code
P2057 GMC the main thing to check is to verify the operation of the VCT solenoid. You're looking for a sticking or stuck VCt solenoid valve caused by contamination. Refer to vehicle specific repair manual to perform component tests for the VCT unit.
The leak detection pump is part of the evaporative emissions system. This system tests the fuel system to make sure it is not leaking fuel vapors into the air. The system pulls a vacuum on the fuel system and holds it for a period of time.
P2057 GMC Possible Solution:
Brake Switch Out of Self-Test Range Indicates that during Key On Engine Off (KOEO) Self-Test, BPP signal was high. Or during Key On Engine Running (KOER) Self -Test, the BPP signal did not cycle high and low. Open or short in (BPP) circuit Open or short in stoplamp circuits Damaged PCM Malfunction in module(s) connected to BPP circuit (Rear Electronic Module [REM] Windstar and LS6/LS8 and Lighting Control Module (LCM) Continental and Town Car) Damaged Brake Switch Misadjusted Brake Switch Check for proper function of stoplamps. Follow correct Self-Test procedures, refer to Section 2, Quick Test.
P2057 GMC Description For All Models :
- Gmc Acadia
- Gmc Autonomy
- Gmc Canyon
- Gmc Envoy
- Gmc Firebird
- Gmc Jimmy
- Gmc Safari
- Gmc Savana
- Gmc Sierra
- Gmc Sonoma
- Gmc Suburban
- Gmc Terra
- Gmc Terracross
- Gmc Terradyne
- Gmc Terrain
- Gmc Typhoon
- Gmc Yukon
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P2057 GMC Trouble Repair :
The scent may P2057 GMC signal oil or coolant leaking from their normally closed-loop systems, or it may indicate dangerous exhaust gases invading your car's interior. Car and truck exhaust contains toxic gases such, so if the inside of your car as if you were standing behind your car, get out and get it fixed. Fight the urge to take a little nap first. So sleepy. That's the carbon monoxide talking, friends. At least open a window on your way to the shop. |
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