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Re: 99 4L80E P0748 PCS no power from PCM
Posted to Transmission Forum on 10/29/2009 6 Replies

Ok, Thanks, the trans shop replaced the PCS, saying that usually fixes it, but it didn't. The harness checked ok from the pcm to the trans for short to ground. Will try more in the AM. Login to read more.

6 Replies Received (View Replies)