I have both P0307 and P0507 codes and when idling engine rough
Nov 12, 2008 at 1:11 AM
2005 GMC Envoy P0307 and P0507 code
FLYGIRL199
- MEMBER
- 1 POST
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There is a TSB (technical service bulletin) concerning code P0307.
Contact the dealer and see if it is a free fix.
Contact the dealer and see if it is a free fix.
Dec 13, 2008 at 10:25 PM
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