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P0090 Diagnostic Trouble Code Discussion for July 2010

Fuel Rail Pressure Regulator Control Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0090
Help Request Posted
2005 Chevrolet Silverado 3500 6.6L No power VIN: 1GCJK39255
P0090: Fuel Rail Pressure Regulator Control Circuit Malfunction. I cleared the codes and the thing runs fine till lite comes back on. I checked the fuel rail pressure regulator codes and found the ignition 1 circuit had burnt connection on the bottom of EDU repay in the fuse box. it ran fine for 12 miles and back to the sam...
July 08, 2010