Bulletin Information

Bulletin Title: #PIP5549A - Diagnostic Tip - SES Light Is On With DTCs P0171 and/or P0174 Set - (May 7, 2019)
Bulletin Type: Preliminary Information
Applies To: Engine Controls / Engine Controls and Fuel

Applicable Vehicles

2019 Chevrolet Traverse - FWD
2019 Chevrolet Traverse - AWD
2019 Chevrolet Impala
2019 Cadillac XTS
2019 Buick Enclave - FWD
2019 Buick Enclave - AWD
2018 Chevrolet Traverse - FWD
2018 Chevrolet Traverse - AWD
2018 Chevrolet Impala
2018 Cadillac XTS
2018 Buick Enclave - FWD
2018 Buick Enclave - AWD
2017 GMC Truck Terrain
2017 GMC Truck Acadia Limited - AWD (VIN V)
2017 GMC Truck Acadia Limited - 2WD (VIN R)
2017 GMC Truck Acadia (VIN N)
2017 Chevrolet Traverse - FWD
2017 Chevrolet Traverse - AWD
2017 Chevrolet Impala
2017 Chevrolet Equinox
2017 Cadillac XTS
2017 Buick Enclave - FWD
2017 Buick Enclave - AWD
2016 GMC Truck Terrain
2016 GMC Truck Canyon Pickup - 4WD
2016 GMC Truck Canyon Pickup - 2WD
2016 GMC Truck Acadia - AWD
2016 GMC Truck Acadia - 2WD
2016 Chevrolet Traverse - FWD
2016 Chevrolet Traverse - AWD
2016 Chevrolet Impala Limited (VIN W)
2016 Chevrolet Impala (VIN 1)
2016 Chevrolet Equinox
2016 Chevrolet Colorado Pickup - 4WD (VIN T)
2016 Chevrolet Colorado Pickup - 2WD (VIN S)
2016 Chevrolet Colorado (VIN 4)
2016 Cadillac XTS
2016 Buick Enclave - FWD
2016 Buick Enclave - AWD
2015 GMC Truck Terrain
2015 GMC Truck Canyon Pickup - 4WD
2015 GMC Truck Canyon Pickup - 2WD
2015 GMC Truck Acadia - AWD
2015 GMC Truck Acadia - 2WD
2015 Chevrolet Traverse - FWD
2015 Chevrolet Traverse - AWD
2015 Chevrolet Impala Limited (VIN W)
2015 Chevrolet Impala (VIN 1)
2015 Chevrolet Equinox
2015 Chevrolet Colorado Pickup - 4WD (VIN T)
2015 Chevrolet Colorado Pickup - 2WD (VIN S)
2015 Chevrolet Colorado (VIN 4)
2015 Cadillac XTS
2015 Buick Enclave - FWD
2015 Buick Enclave - AWD
2014 GMC Truck Acadia - AWD
2014 GMC Truck Acadia - 2WD
2014 Chevrolet Traverse - FWD
2014 Chevrolet Traverse - AWD
2014 Buick Enclave - FWD
2014 Buick Enclave - AWD
2013 GMC Truck Acadia - AWD
2013 GMC Truck Acadia - 2WD
2013 Chevrolet Traverse - FWD
2013 Chevrolet Traverse - AWD
2013 Buick Enclave - FWD
2013 Buick Enclave - AWD
2012 GMC Truck Acadia - AWD
2012 GMC Truck Acadia - 2WD
2012 Chevrolet Traverse - FWD
2012 Chevrolet Traverse - AWD
2012 Buick Enclave - FWD
2012 Buick Enclave - AWD

#PIP5549A - Diagnostic Tip - SES Light Is On With DTCs P0171 and/or P0174 Set - (May 7, 2019)

Subject:
Diagnostic Tip - SES Light Is On With DTCs P0171 and/or P0174 Set

Brand:

Model:

Model Year:

VIN:

Engine:

Transmission:

from

to

from

to

Buick

Enclave

2012-2019

All

All

3.6 LLT, 3.6LFY

All

Cadillac

XTS

2015-2019

All

All

3.6 LFX

All

Chevr...

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Document Tags

Document Title: #PIP5549A - Diagnostic Tip - SES Light Is On With DTCs P0171 and/or P0174 Set - (May 7, 2019)

model

chevrolet

vehicle

vacuum

intake

purge

term

short

fuel

manifold

foul

tube

shut

trims

value

test

replace

change

proceed

valve

port

short term

term fuel

fuel trims

purge valve

term short term

short term fuel

term fuel trims

fuel trims steps

trims steps change

steps change proceed

change proceed purge

proceed purge valve

purge valve test