GMC TSB #01623
2003 GMC Envoy
Affected Component: ELECTRICAL SYSTEM
- TSB Document
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- Sorry, the NHTSA has not posted this TSB document yet.
You can still get the detailed info from GMC for this TSB. Call your local GMC dealer's service department & ask for a copy of TSB# 01623.
- Summary
- 4.2 LL8 ENGINE DIAGNOSTIC TROUBLE CODE P0016 OR P1345 WITH NO DRIVEABILITY SYMPTOMS.*MR