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Re: 1998 Jeep grand cher. 4.0l P0121 and bucks at 5300 rpm
Posted to Technical Discussion Forum on 10/27/2006 2 Replies

Thanks for the information. Get a trace of your tps with a GMM or a scope, that should answer your question about the tps problem. I would fix the tps first, then see if you still had a transmission problem. Login to read more.

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