Quote Originally Posted by BillBoost37 View Post
If your rpms hit zero with the engine running, then yes..most likely CPS. I reread your first post. First time through I read it as you saying they dropped to zero when it stalled. Rereading it appears they dropped for a while then stalled.
My apologies for the confusion .....the tach drops to zero while the car is running....my trac off light comes on....the car runs like crap...then a few mins later stalls on me....

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