what does the codes 18 and 56 mean for a 92 pontiac trans sport

Asked by Jan 14, 2013 at 05:14 PM about the 1992 Pontiac Trans Sport 3 Dr SE Passenger Van

Question type: Maintenance & Repair

1 Answer

102,765

It took a while to find this site -> http://www.troublecodes.net/GM/ --- it depends on what engine you have.

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