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# 666309.

Affected Component: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

Summary

ENGINE HARD TO START (REPLACE FUEL PUMP PULSATOR). *TW

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