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2006 Chevrolet Impala LT 3.5L Hesitation, Surge
Posted to GM Driveability on 3/10/2012 11 Replies

When i moniter the varieus inputs and outputs the surge shows up on the graph in the tac command, spark timing jumps up and down see it in the purge valve so disconnected it with no change. Dealer flashed and put a new mass airflow sensor on it. We see a wavef...

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Message Closed w/FIX

car Vehicle Data

2006 Chevrolet Impala LT

VIN 2G1WT58K16
Engine3.5 L / 6 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHesitation, Surge
OccursOn Accel, Cruise
Message Closed w/FIX

car Vehicle Data

2006 Chevrolet Impala LT

VIN 2G1WT58K16
Engine3.5 L / 6 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHesitation, Surge
OccursOn Accel, Cruise