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P1811 Diagnostic Trouble Code Discussion for March 2010

Maximum Adaptive And Long Term Shift

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Trouble Ticket Help Requests for DTC P1811
Help Request Posted
2004 Buick LeSabre Custom 3.8L Surge, MIL Lamp on VIN: 1G4HP52K94
P1811: Maximum Adaptive & Long Term Shift. Hoping someone is familiar with these symptoms. Customer had vehicle towed in for cranks, no start. Vehicle started fine and had only a trans shift timing code. The next day, after starting, at idle, the vehicle intermittently and simultainiously will momentar...
March 03, 2010