Cadillac Escalade 2014–2019 — technical service bulletin

Bulletin PIP5335C · NHTSA communication 10162143 · issued Jun 19, 2019

Technical service bulletin

communication type

Engine and Engine Cooling

component

2014–2019

model years

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

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.