2018 GMC Acadia recalls, problems & safety ratings
NHTSA lists 2 recalls for the 2018 GMC Acadia and 396 owner complaints. The most-reported problem areas are power train (163), unknown or other (118), electrical system (109). It earned a 4-star overall NHTSA safety rating. EPA-rated fuel economy is 20–23 mpg combined, depending on engine.
The 2018 ranks #12 of 14 Acadia model years for fewest complaints (2012–2025), with more complaints than the average year (241). It has 2 recalls vs. an average of 3.2 per model year.
Recalls 2
Every recall NHTSA lists for the 2018 GMC Acadia. Not every recall applies to every vehicle, so check your VIN. Recall repairs are free at a franchised dealer.
Fuel system, gasoline · delivery · fuel pump
Problem: General Motors LLC (GM) is recalling certain 2015-2018 GMC Canyon, 2016-2017 Buick Envision, 2016-2018 Chevrolet Colorado and Malibu, 2017-2018 GMC Acadia, 2018 Buick LaCrosse, Cadillac ATS, Chevrolet Equinox, and GMC Terrain vehicles. The high pressure fuel pump may detach from its mounting flange, possibly resulting in the pump damaging the high pressure fuel line.
Risk: A damaged fuel line can create a fuel leak, increasing the risk of a fire.
Fix: GM will notify owners, and dealers will replace the high pressure fuel pump, and high pressure fuel pipe, free of charge. The recall began July 2, 2018. Owners may contact Buick customer service at 1-800-521-7300, Cadillac customer service at 1-800-458-8006, Chevrolet customer service at 1-800-222-1020, or GMC customer service at 1-800-462-8782. GM's number for this recall is 18188.
Power train · driveline · driveshaft
Problem: General Motors LLC (GM) is recalling certain 2018 Chevrolet Equinox and GMC Terrain vehicles and 2017-2018 GMC Acadia vehicles. The right front intermediate driveshaft may fracture and separate while driving.
Risk: If the front right intermediate drive shaft assembly separates while driving, the vehicle will lose propulsion, increasing the risk of a crash. If the assembly separates while parked on a grade, without the park brake engaged, the vehicle may move unintentionally, increasing the risk of a vehicle roll-away.
Fix: GM will notify owners, and dealers will replace the right front intermediate drive shaft assembly, free of charge. The recall began August 25, 2017. Owners may contact GMC customer service at 1-800-462-8782 or Chevrolet customer service at 1-800-222-1020. GM's number for this recall is 17329.
Common problems
From complaints owners filed with NHTSA. Complaints aren't verified, but patterns across hundreds of owners point to known weak spots.
Most-reported problem areas
By the numbers
Recent owner reports
I get error electric Steering assist reduced or unavailable drive with care at around 84234 miles on my car . Upon looking up problem on Internet it has to do with the Thermostat. I also found where Gm has a bulletin N252508350 which only seems to cover certain vehicles with the same problem. This seems to happen at all different miles driven on vehicles. I don't see how Gm ca…
The contact owns a 2018 GMC Acadia. The contact stated that while driving at an undisclosed speed, the power steering message was displayed, and the check engine warning light illuminated. In addition, the temperature gauge remained at zero. The dealer was contacted by phone and made aware of the failure. The vehicle was taken to the dealer, where it was diagnosed with a failed…
Urgent code going off due to thermostat not being red gauge is stuck
Safety ratings
2018 GMC Acadia SUV FWD
2018 GMC Acadia SUV AWD
Fuel economy
EPA ratings for common configurations of the 2018 GMC Acadia.
Acadia AWD
Auto 6-spd · 4 cyl · 2.5 L
Regular
Acadia AWD
Auto 6-spd · 6 cyl · 3.6 L
Regular
Acadia FWD
Auto 6-spd · 4 cyl · 2.5 L
Regular
Acadia FWD
Auto 6-spd · 6 cyl · 3.6 L
Regular
Other model years
Questions
How many recalls does the 2018 GMC Acadia have?
NHTSA lists 2 recalls for the 2018 GMC Acadia, most recently for fuel system, gasoline · delivery · fuel pump (05/31/2018). Recall repairs are free at a franchised dealer. Enter your VIN to check whether a recall applies to your vehicle.
What are the most common problems with the 2018 GMC Acadia?
Based on 396 owner complaints filed with NHTSA, the most-reported areas are power train (163), unknown or other (118), electrical system (109).
Is the 2018 GMC Acadia safe?
The 2018 GMC Acadia earned a 4-star overall rating in NHTSA's 5-star safety ratings.
Is the 2018 a good year for the GMC Acadia?
The 2018 ranks #12 of 14 Acadia model years for fewest complaints (2012–2025), with more complaints than the average year (241). It has 2 recalls vs. an average of 3.2 per model year.
What gas mileage does the 2018 GMC Acadia get?
EPA ratings for the 2018 GMC Acadia range from 20 to 23 mpg combined, depending on engine and drivetrain.
Own a 2018 GMC Acadia in South Carolina?
Our mobile mechanics diagnose and fix the problems above at your home, office or fleet lot in Lexington, Columbia and the Midlands, with dealer-grade scan tools.
Related vehicles
Sources: NHTSA recalls, complaints and 5-Star Safety Ratings APIs; EPA fueleconomy.gov. Data retrieved October 21, 2026. NHTSA model names used: ACADIA, Acadia.