VehicleVerdict

2021 GMC Acadia fuel system problems

The 2021 GMC Acadia has 26 fuel system complaints filed with NHTSA — 12% of the year's total, and up sharply from the prior model year.

26

Fuel System complaints

12%

Share of year

0

Crash-involved

1

Related recalls

Fuel System complaints by year

Related recalls

21V422000Fuel SystemJune 3, 2021 · 572 units

Defect

General Motors, LLC. (GM) is recalling certain 2021 Cadillac XT5, XT6, and GMC Acadia vehicles. The fuel supply lines may be improperly attached and seated.

Consequence

Improperly attached and seated fuel supply lines may loosen or separate, causing a fuel leak and increasing the risk of a fire.

Remedy

Dealers will inspect and replace fuel supply lines as necessary, free of charge. Owner notification letters were mailed on July 1, 2021. Owners may contact Cadillac customer service at 1-800-458-8006 and GMC customer service at 1-800-462-8782. GM's number for this recall is N212335590.

What owners report

Vehicle stalled on major interstate while giving no warning Vehicle would not start after failure Had to be towed to dealership Found to be a faulty fuel pump module Service advisor even said this is a common problem Vehicle mileage was at 33,478 This could have been a deadly accident

Complaint filed with NHTSA · Fuel System · October 13, 2024

Common questions

How many fuel system complaints does the 2021 GMC Acadia have?

NHTSA has 26 complaints about the 2021 GMC Acadia fuel system — 12% of all complaints filed for that model year.

Are there recalls for the 2021 GMC Acadia fuel system?

Yes — 1 NHTSA recall campaign for this model year is tied to the fuel system: 21V422000.

Related

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.