Any real Chevy mechanics on this board?
2006 Chevy 2500HD - 6.0 - Automatic - low miles. When I bought this truck the dealer had just replaced the code P1101 - Mass Airflow sensor. Check engine light was out and everything seemed fin...
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If you still have a p1101 code, and you put a second sensor on it and STILL have a p1101 code, then they misdiagnosed it.
Sounds like a wiring issue. Maybe an intake leak.
Definitely not a gas cap...you would have an EVAP leak code if it was the cap.
Sounds like a wiring issue. Maybe an intake leak.
Definitely not a gas cap...you would have an EVAP leak code if it was the cap.
