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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
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