2021 Jeep Gladiator Transmission & Power Train Problems
NHTSA component category: POWER TRAIN · data through 09/08/2026
Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.
How power train ranks on this vehicle
Share of the 289 complaints citing each category; one complaint can cite several. Full breakdown on the 2021 Jeep Gladiator overview page.
What owners report
“When accelerating in 2 or 3 gear the transmission rattles. The engine will also cut power abruptly at times.”NHTSA complaint 11484919 — filed 09/17/2022
“While at the dealer for a routine oil change, the tech observed fluid on inside of the passenger rear wheel, brake, and rotor. Fluid appears…”NHTSA complaint 11472955 — filed 07/08/2022
“Vehicle derates power when ambient temps are 85* F and up while towing my camp (which is far below the max tow rating) During a…”NHTSA complaint 11467416 — filed 06/03/2022
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Power Train complaints by year filed
Frequently asked questions
Does the 2021 Jeep Gladiator have transmission & power train problems?
Power Train is the #2 most-reported problem area on the 2021 Jeep Gladiator: 65 of 289 complaints on file (22.5%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2021 Jeep Gladiator have in total?
289 complaints were on file with NHTSA as of 09/08/2026. Across all categories, 7 involved a crash, 3 involved a fire, 7 reported injuries, and none reported deaths.
What does NHTSA's power train category include?
NHTSA groups complaints about the transmission (automatic or manual), driveline, axles, transfer case and related parts under a single component category called POWER TRAIN. This page reports that category as NHTSA defines it.
