Service bulletin 08-178-26 REV. A

Manufacturer communication, from NHTSA Manufacturer Communications

Published by NHTSA: Sep 17, 2026
Manufacturer: JEEP
NHTSA ID: 11037331
NHTSA category: Service Bulletin/Repair Instructions
Applies to, as stated by NHTSA: JEEP CHEROKEE 2026
Component, as stated by NHTSA: ELECTRICAL SYSTEM; STRUCTURE:BODY

Text of the manufacturer communication

Flash: Power Liftgate Module (PLGM) Update Customers may comment on one or more of the following: ● The power liftgate chime remains active continuously and does not stop after the liftgate is closed or after an ignition cycle. ● The vehicle will not start due to a discharged battery. NOTE: Battery discharge caused by a continuously active liftgate chime or liftgate remaining open for an extended period. The following PLGM software enhancements are available with this software release: ● New Diagnostic Trouble Codes (DTCs) have been added to the PLGM to report out-of-range ambient temperature and the PLGM being left in plant mode. This bulletin involves reprogramming the PLGM with the latest software.

Manufacturer document number: 08-178-26 REV. A
Date of the communication: 2026-09-11

View original source on NHTSA.gov

NHTSA reuses some ID numbers across record types. If its page lists more than one record, this one is the manufacturer communication dated Sep 17, 2026.

For the 2022 Jeep Wrangler

Unlimited Rubicon 4xe

Ignored

Relevance of 3% is under one half, so the notice is ignored whatever the other figures say.

Vehicle relevance: 3%
Attention: 14%
Interrupt probability: 13%

Importance to this owner: 0.1 of 4, none
Vehicle area the notice is about: None

This manufacturer communication does not appear to warrant attention for this vehicle.

Decided by jev-1.13.0 in 174 ms from 1,708 input tokens. Jev returns these figures and nothing else. It gives no reasons, and none are written for it here. The figures describe how relevant the notice is, not the condition of any vehicle.

Checked by code against NHTSA's fields

A plain comparison with the structured fields NHTSA filled in. Separate from Jev's decision.

YesNHTSA names this make

NoNHTSA names this model

n/aNHTSA lists model year 2022 for this model

The same notice, every vehicle

Relevance	Attention	Interrupt	State
3%	14%	13%	Ignored
2%	7%	8%	Ignored
1%	6%	7%	Ignored
1%	5%	6%	Ignored
1%	5%	6%	Ignored
1%	5%	5%	Ignored
1%	6%	6%	Ignored
1%	5%	6%	Ignored
1%	5%	6%	Ignored
1%	4%	5%	Ignored
1%	5%	6%	Ignored
1%	5%	5%	Ignored
1%	5%	5%	Ignored
1%	6%	7%	Ignored
1%	4%	5%	Ignored
1%	5%	6%	Ignored

Select a vehicle to see its attention and interrupt figures above.