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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Take it to your local parts store, Autozone, O'Reillys or whatever big chain is near you. They can hook it up to a scanner and tell you what's going wrong. I've done it several times and has saved me quite a bit of money by not just throwing parts at a problem guessing if that will fix it.
