2023 Jeep Gladiator electrical system problems

14 owner complaints filed with NHTSA name the electrical system on the 2023 Jeep Gladiator — 25% of all complaints for this model year.

Electrical System complaints

25%

share of all complaints

—

median reported incident mileage

0 / 1

crash / fire reports

What owners report

“The vehicle suffered a catastrophic, systemic high-speed CAN C data bus loop collapse (Diagnostic Trouble Code U0002-00 "Bus Off"), resulting in an immediate, total loss of communication across almost all primary factory control modules—including the Body Control Module (BCM), Powertrain Control…”
filed Jun 15, 2026
“This version of the jeep has two batteries, a main and auxiliary. The auxiliary battery is used to power the cpus and such. Tens of thousands of Jeep owners have to disable this aux battery. This is due to both batteries not being charged and charged in a way that destroys both batteries. The cause…”
filed Jun 2, 2025

Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.

Instrument Panel Cluster (IPC) and Radio Compass Display has Dashes (--)
S2508000025 REV. B · Service Bulletin/Repair Instructions · issued Jul 6, 2026
Instrument Panel Cluster (IPC) and Radio Compass Display has Dashes (--)
S2508000025 REV.A · Service Bulletin/Repair Instructions · issued Jun 26, 2026
Motor - blower with wheel
112862 · Service Bulletin/Repair Instructions · issued Jun 23, 2026
Motor - blower with wheel
112863 · Service Bulletin/Repair Instructions · issued Jun 23, 2026
Radio/ETM is Adding Approximately 27mA Draw to Vehicle When in Logistics Mode
S268A000014 · Service Bulletin/Repair Instructions · issued Jun 17, 2026