This preliminary information communication provides information to the technician about vehicles that may...

Bulletin number

PIP5411A

Component

Engine

Summary

This preliminary information communication provides information to the technician about vehicles that may have hesitation or a stalling condition while in ambient temperatures 100 degrees or higher. Technician may find diagnostic trouble codes p2635 and or p018b set. Dealer should communicate to the customer that we apologize for this inconvenience and that general motors is working on a solution for this concern. If working on police pursuit vehicles regular production option code ppv or fleet vehicles regular production option code flt, contact the general motors technical assistance center for further assistance.

Owners of these vehicles have filed 319 complaints in the engine category.