2018 Acura MDX Fuel/propulsion System Problems
NHTSA component category: FUEL/PROPULSION SYSTEM · data through 07/14/2026
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
Share of the 159 complaints citing each category; one complaint can cite several. Full breakdown on the 2018 Acura MDX overview page.
What owners report
“The car periodically loses power while driving. In traffic this has caused some very scary and hazardous incidents while vehicles zoom around us or as…”NHTSA complaint 11614158 — filed 09/12/2024
“1.) I have had repeated, on-going issues with the fuel propulsion system since the day I bought the car. When I step on the accelerator…”NHTSA complaint 11612317 — filed 09/03/2024
“There are two outstanding recalls on my vehicle and my local acura is in not able to repair them until January despite the safety compromise…”NHTSA complaint 11596907 — filed 06/26/2024
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 2018 Acura MDX have fuel/propulsion system problems?
Fuel/propulsion System is the #2 most-reported problem area on the 2018 Acura MDX: 28 of 159 complaints on file (17.6%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2018 Acura MDX have in total?
159 complaints were on file with NHTSA as of 07/14/2026. Across all categories, 3 involved a crash, 4 involved a fire, 3 reported injuries, and none 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.
