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P1811 Diagnostic Trouble Code Discussion for April 2006

Maximum Adaptive And Long Term Shift


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Trouble Ticket Help Requests for DTC P1811
Help Request Posted
2001 Buick Century Custom 3.1L Misfire VIN: 2G4WS52JX1
P1811: Maximum Adaptive & Long Term Shift. After a few months after doing lower intake gaskets and full tune, customer came back complaining of a shudder on light accel at 40-50mph and her fuel gauge was erratic. Found the sending unit to be bad, could not duplicate symptoms at the time for the shudder...
April 08, 2006
2001 Buick Century Custom 3.1L Misfire VIN: 2G4WS52JX1
P1811: Maximum Adaptive & Long Term Shift. After a few months after doing lower intake gaskets and full tune, customer came back complaining of a shudder on light accel at 40-50mph and her fuel gauge was erratic. Found the sending unit to be bad, could not duplicate symptoms at the time for the shudder...
April 08, 2006