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W4500 no communication
Good morning. I have a 04 GMC 4500 which is the same as an Isuzu NQR. VIN J8DC4B14647003124. Customer tried to jump start and hooked cables up backwards. Now it has no instrument cluster display and no gauges. Also the automatic transmission will not shift, ha... Login to read more. ![]()
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2 Replies Received
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