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2015 Buick Encore Premium 1.4L Poor Idle Quality, Stall, Hard start
Posted to GM Driveability on 2/7/2021 8 Replies

I have hit a mental block. I am lost as to what and how to test further. Fuel supply and injection are fine. Ignition is fine. There were no previous symptoms as to idle or performance before the concern began. It will run and idle well after several very ...

8 Replies Received (View Replies)

  Related Documents & Media  2015 Buick Encore Premium

 
Message Closed w/FIX

car Vehicle Data

2015 Buick Encore Premium

VIN KL4CJHSB6F
Engine1.4 L / 4 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection / MFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Stall, Hard Start
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
Message Closed w/FIX

car Vehicle Data

2015 Buick Encore Premium

VIN KL4CJHSB6F
Engine1.4 L / 4 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection / MFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Stall, Hard Start
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)