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2009 Buick Enclave CXL 3.6L Hesitation, Surge
Posted to GM Driveability on 11/19/2020 11 Replies

Vehicle has misfire codes for all cylinders as well as P0300 and P0420. Tested fuel pressure and the lift pump pressure oscillates between 32 and 55 psi. The high pressure readings oscillate between 3 and 5 bar. Due to research that indicated that the high...

11 Replies Received (View Replies)

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car Vehicle Data

2009 Buick Enclave CXL

VIN 5GAER23D49
Engine3.6 L / 6 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHesitation, Surge
OccursIntermittently
Message Closed w/FIX

car Vehicle Data

2009 Buick Enclave CXL

VIN 5GAER23D49
Engine3.6 L / 6 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHesitation, Surge
OccursIntermittently