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P1106 Diagnostic Trouble Code Discussion for August 2006

MAP Sensor Circuit Intermittent High Voltage

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Trouble Ticket Help Requests for DTC P1106
Help Request Posted
1999 Chevrolet Express 2500 5.0L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1GCFG25M3X
P1106: MAP Sensor Circuit Intermittent High Voltage. This van has a very cool problem. On hard accel, it will accelerate to almost the 2-3 shift point, and then just surge while slowly losing speed. Feels just like a lack of fuel, but pressure holds steady at 61 psi throughout the condition. It also begins to sp...
August 29, 2006