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P1171 Diagnostic Trouble Code Discussion for March 2008

Fuel System Lean During Acceleration

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Trouble Ticket Help Requests for DTC P1171
Help Request Posted
2002 Pontiac Grand Am SE1 2.2L Excessive Emissions VIN: 1G2NF52F02
P1171: cant learn fuel delivery at acceleratio. hey guys this car came in running like a lawn mower no miss fire codes or no missfires in data. good fuel pressure 60 psi. no restriction in exaust because i dropped it cat turns cherry red no power almost sounds like it jumped a tooth on the timing chain i ha...
March 26, 2008