2024 Toyota Grand Highlander Fuel/propulsion System Problems

NHTSA component category: FUEL/PROPULSION SYSTEM · data through 09/08/2026

33Fuel/propulsion System complaints

14.4%Of all 229 complaints

#4Most-reported category

Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.

How fuel/propulsion system ranks on this vehicle

Unspecified / other58 · 25.3%

POWER TRAIN47 · 20.5%

ENGINE37 · 16.2%

FUEL/PROPULSION SYSTEM33 · 14.4%

AIR BAGS30 · 13.1%

Share of the 229 complaints citing each category; one complaint can cite several. Full breakdown on the 2024 Toyota Grand Highlander overview page.

What owners report

“I live in Arizona and the car has bad gas smell after drive a while(usually between 10-30 minutes) in a hot day (usually afternoon). I…”NHTSA complaint 11614641 — filed 09/14/2024

“I have a 2024 Grand Highlander and when I get to empty the most I can put in it is 10 1/2 gallons of gas…”NHTSA complaint 11611095 — filed 08/27/2024

“Published 2024 Toyota Hybrid Grand Highlander (TGH) specifications, the TGH owners manual and dealer information provided indicated the vehicle has a 17.2 gallon fuel tank…”NHTSA complaint 11610343 — filed 08/22/2024

Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.

Fuel/propulsion System complaints by year filed

Frequently asked questions

Does the 2024 Toyota Grand Highlander have fuel/propulsion system problems?

Fuel/propulsion System is the #4 most-reported problem area on the 2024 Toyota Grand Highlander: 33 of 229 complaints on file (14.4%). Complaints are unverified owner reports, not confirmed defects.

How many complaints does the 2024 Toyota Grand Highlander have in total?

229 complaints were on file with NHTSA as of 09/08/2026. Across all categories, 7 involved a crash, 1 involved a fire, 3 reported injuries, and 1 reported deaths.

What does NHTSA's fuel/propulsion system category include?

NHTSA assigns each complaint to standard component categories; this page reports the FUEL/PROPULSION SYSTEM category exactly as NHTSA defines and records it.

About this data — Complaint figures on this page are consumer reports submitted to the National Highway Traffic Safety Administration (NHTSA), a U.S. government agency. NHTSA does not verify individual complaints; a complaint is not proof that a defect exists, and counts reflect what owners chose to report, not confirmed failure rates. Recall information comes from official NHTSA safety recall campaigns; recall repairs are free at authorized dealers. Always check your specific vehicle by VIN at nhtsa.gov/recalls. CarModelProblems.com is an independent site and is not affiliated with NHTSA or any vehicle manufacturer. Data through 09/08/2026.