TSB Document:

• 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# PI-0220.

Affected Component: ELECTRICAL SYSTEM:WIRING

Summary

BUICK/CHEVROLET/GMC: MALFUNCTION INDICATOR LAMP (MIL) ON; DTC P0300, P0303, P0306, P062B, P0698, P0532, P0335, P0222 OR P0122 SET, ENGINE HARNESS CHAFFING. CONCERN MAY BE CAUSED BY ENGINE WIRING HARNESS MAKING CONTACT WITH BACK OF BANK 2 CYLINDER HEAD. *PE

BUICK/CHEVROLET/GMC: MALFUNCTION INDICATOR LAMP (MIL) ON; DTC P0300, P0303, P0306, P062B, P0698, P0532, P0335, P0222 OR P0122 SET, ENGINE HARNESS CHAFFING. CONCERN MAY BE CAUSED BY ENGINE WIRING HARNESS MAKING CONTACT WITH BACK OF BANK 2 CYLINDER HEAD. *PE