2011 GMC Acadia Problems: 6 Known Issues
2011 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated October 2026
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2011 GMC Acadia has 6 documented known issues, with 4 rated critical. The most serious are Electric Power Steering (EPAS) Failure and Loss of Assist, 3.6L V6 Internal Water Pump Failure and Coolant Leak, 6T70/6T75 3-5-Reverse Wave Plate Fracture — Loss of 3rd, 5th and Reverse ($1,800-$4,500 repair) and 3.6L V6 Timing Chain Stretch and Premature Failure. Across all issues with published estimates, repair costs range from $120 to $4,500. DIY maintenance guides at au7o.io.
2011 · All trims · All engines
Choose the year and equipment for your written issues and visual request.
No email neededHow interest is saved
Interest applies to the selected vehicle and configuration; it is not a reservation. Voting stores a first-party identifier for up to 180 days to prevent repeat votes. No account or email is needed. Clearing cookies or using another device may count separately. Privacy
Visual coming soon
Your interest helps us choose what to build next.
Visual Known Issues · Coming soon
$4.99/month plus taxes at launch · No payment today
All 6 Known Issues
NHTSA Recalls14 recalls
FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
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.
BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
General Motors, LLC (GM) is recalling certain 2020-2021 Cadillac XT5, XT6, and GMC Acadia vehicles equipped with the optional Surround Vision feature. The rearview camera coaxial cable connectors may have been crimped improperly, causing the rearview camera to fail or function intermittently.
EQUIPMENT:OTHER:LABELS
General Motors, LLC (GM) is recalling certain 2023 Cadillac XT5, XT6, and GMC Acadia vehicles. The certification label located on the driver's side B-pillar contains tire size information that may be illegible. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 110, "Tire Selection and Rims."
POWER TRAIN:DRIVELINE:DRIVESHAFT
General Motors, LLC (GM) is recalling certain 2023 Cadillac XT5 and GMC Acadia vehicles. The right-front half-shaft assemblies may be improperly connected to the transmission, causing them to separate.
POWER TRAIN:AUTOMATIC TRANSMISSION
General Motors, LLC (GM) is recalling certain 2023 Cadillac XT6, GMC Acadia, Chevrolet Blazer, Traverse, and 2022-2023 Cadillac XT5 vehicles. The transmission may have been built with an incorrect sun gear, which can result in the driver-side half-shaft disengaging from the transmission.
+ 9 more recalls. Check all on NHTSA.gov
Enter your VIN at NHTSA.gov to check recalls specific to your vehicle.
Join 600+ people using Au7o to better understand their vehicles.
Don't see your problem? Describe your symptoms to get a diagnosis, or get a full repair guide.
Other GMC Models
Frequently Asked Questions
What are the most common GMC Acadia problems?
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2011 GMC Acadia has 6 documented issues. The most frequently reported are: Electric Power Steering (EPAS) Failure and Loss of Assist, 3.6L V6 Internal Water Pump Failure and Coolant Leak, 6T70/6T75 3-5-Reverse Wave Plate Fracture — Loss of 3rd, 5th and Reverse. Of these, 4 are rated critical and should be addressed promptly.
Is the GMC Acadia reliable?
The 2011 GMC Acadia has 6 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 4 issues are rated critical: Electric Power Steering (EPAS) Failure and Loss of Assist and 3.6L V6 Internal Water Pump Failure and Coolant Leak and 6T70/6T75 3-5-Reverse Wave Plate Fracture — Loss of 3rd, 5th and Reverse and 3.6L V6 Timing Chain Stretch and Premature Failure. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common GMC Acadia problems?
Repair costs for known GMC Acadia issues range from $120 to $4,500, depending on the specific problem and whether you choose DIY or professional repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2007-2016 GMC Acadia Electric Power Steering (EPAS) Failure and Loss of Assist?
GM special-coverage bulletin 10248773 covers specified 2007-2011 GMC Acadia vehicles with power-steering pump wear that can intermittently reduce hydraulic pressure and steering assist. Manual steering remains available but requires greater effort, especially at low speeds. Severity: high.
What is the 2007-2023 GMC Acadia 3.6L V6 Internal Water Pump Failure and Coolant Leak?
GM customer-satisfaction bulletin 13079 covers certain 2009-2013 GMC Acadia vehicles with 3.6L High Feature V6 engines (RPO LY7 or LLT) that may experience leakage from the water-pump shaft seal, often after operation with low coolant. Severity: high.
What is the 2007-2012 GMC Acadia 6T70/6T75 3-5-Reverse Wave Plate Fracture — Loss of 3rd, 5th and Reverse?
The 35R clutch wave plate inside the 6T70/6T75 six-speed transaxle cracks and fractures, allowing the 35R clutch piston to overstroke and leak apply pressure. The result is a hard flare or slip in 3rd and 5th gear and eventually a complete loss of reverse. Failures typically begi… Repairs typically run $1,800-$4,500. Severity: high.
What is the 2007-2016 GMC Acadia 3.6L V6 Timing Chain Stretch and Premature Failure?
GM bulletin 12-06-01-009D covers 2007-2012 GMC Acadia vehicles with 3.6L High Feature V6 engines (RPO LY7 or LLT) and timing-chain correlation DTCs P0008, P0009, P0016, P0017, P0018 or P0019. Severity: high.
What is the 2007-2018 GMC Acadia Front and Rear Wheel Hub Bearing Assembly Failure With Integrated ABS Tone Ring Degradation?
The Lambda-platform hub bearing assemblies wear early — owners report failures well under 60,000 miles and, on the rear, repeat failures on the same vehicle. Two distinct symptoms come from one part: mechanical noise (a speed-dependent hum or growl that changes when the vehicle i… Repairs typically run $250-$800. Severity: medium.
What is the 2007-2021 GMC Acadia HVAC Blend Door Actuator Gear Stripping — Clicking Dash and Cold Air on One Side Only?
The dual-zone HVAC case uses several small plastic-geared blend/mode door actuators. The gear teeth strip or the door binds, so the actuator hunts for its calibration position and produces a repetitive clicking or ticking from behind the dash or glovebox. The classic complaint is… Repairs typically run $120-$450. Severity: low.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.