TSBs

Purge Valve Hose Could Split for Jeep

Aug. 27, 2021

This bulletin applies to 2015 Jeep Grand Cherokee vehicles.

This bulletin applies to 2015 Jeep Grand Cherokee vehicles. P0455 (system large leak) or P0456 (system small leak) may be set in the PCM. The evaporative purge valve hose may be split that prevents the EVAP system from sealing. Specifically, this applies to vehicles built on or after November 16, 2014.

If a split hose is found, replace the hose. For vehicles equipped with a 5.7L engine, use P/N 68189065AD. For a 3.5L engine, use P/N 68189075AE.

About the Author

Information courtesy of Mitchell 1

Information for Technical Service Bulletins comes from ProDemand, Mitchell 1's auto repair information software for domestic and import vehicles. Headquartered in San Diego, Mitchell 1 has provided quality repair information solutions to the automotive industry since 1918.

About the Author

Mike Mavrigian | Motor Age Editor

Mike Mavrigian has written thousands of automotive technical magazine articles involving a variety of specialties, from engine building to wheel alignment, and has authored more than a dozen books that crisscross the automotive spectrum. Mike operates Birchwood Automotive, an Ohio shop that builds custom engines and performs vintage vehicle restorations. The shop also features a professional photo studio to document projects and to create images for articles and books.