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May 22, 2003 Service bulletin

Complaints of intermittent vehicle shutting off while driving with no multiple codes set

Chevrolet technical service bulletin 052203 for 1999-2003 Chevrolet Malibu, 1999-2003 Pontiac Grand Am and 1999-2003 Oldsmobile Alero.

Bulletin number
052203
Component
Engine and engine cooling: engine
Summary
Complaints of intermittent vehicle shutting off while driving with no multiple codes set. The vehicle would immediately restart. The actual cause of this condition was that over bumps the mass and weight of the customer's key ring forces the dash mounted key lock cylinder switch out its switch detent and allows the key to rotate back from the on position towards the accessory position. Tt

Owners of these vehicles have filed 1,447 complaints in the engine category.

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