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P0600 Diagnostic Trouble Code Discussion for April 2005

Serial Communication Link

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Trouble Ticket Help Requests for DTC P0600
Help Request Posted
1996 Pontiac Grand Am SE 2.4L MIL Lamp on VIN: 1G2NE52T4T
P0600: loss of communication. vehicle came in with a code p0600. everything that I read said to replace the pcm. has anyone had a similar code and was the fix was to replace it? I do not want to replace it and find out it was something else. all the power and grounds are good.
April 25, 2005