Cadillac Escalade 2014–2020 — technical service bulletin
Bulletin PIP5335D · NHTSA communication 10168958 · issued Nov 7, 2019
Technical service bulletin
communication type
Engine and Engine Cooling
component
2014–2020
model years
31
vehicle entries
Official summary
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Codes P0340 and P0341 setting at times. Technician should use normal published Service Information diagnostics. If normal Service Information diagnostics does not isolate the concern, inspect for corrosion in connector X154 located on the front cover next to the vacuum pump.
Vehicles covered
- 2015 Cadillac Escalade
- 2016 Cadillac Escalade
- 2017 Cadillac Escalade
- 2018 Cadillac Escalade
- 2019 Cadillac Escalade
- 2020 Cadillac Escalade
- 2017 Chevrolet Silverado
- 2014 Chevrolet Silverado 1500
- 2018 Chevrolet Silverado 1500
- 2015 Chevrolet Silverado 2500
- 2016 Chevrolet Silverado 2500
- 2019 Chevrolet Silverado 4500
- 2015 Chevrolet Tahoe
- 2016 Chevrolet Tahoe
- 2017 Chevrolet Tahoe
- 2018 Chevrolet Tahoe
- 2019 Chevrolet Tahoe
- 2020 Chevrolet Tahoe
- 2014 GMC Sierra Denali
- 2015 GMC Sierra Denali
- 2016 GMC Sierra Denali
- 2017 GMC Sierra Denali
- 2018 GMC Sierra Denali
- 2019 GMC Sierra Denali
- 2015 GMC Yukon Denali
- 2016 GMC Yukon Denali
- 2017 GMC Yukon Denali
- 2018 GMC Yukon Denali
- 2019 GMC Yukon Denali
- 2014 GMC Yukon XL
- 2020 GMC Yukon XL
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.