2018 Chevrolet Equinox engine problems

Updated from NHTSA data · How we count

78 owners have reported engine problems with the 2018 Chevrolet Equinox, 25% of all complaints about this model year. The typical problem appeared around 86,500 mi.

Engine complaints
78
Crashes
0
Fires
2
Injuries
0
Related recalls
0
Median mileage
86,500 mi

Specific components reported

Engine covers: stalling, loss of power, oil consumption, overheating.

ComponentComplaints
Engine72
Engine and engine cooling4
Engine and engine cooling:engine:engine control module (ecu/ecm)2
Engine and engine cooling:exhaust system:emission control1

Engine complaints across Chevrolet Equinox years

5200535200734200964992011144230201316518520151911862017786920199718202130172023152520257
Engine complaints by model year. The 2018 is highlighted.

Mileage when the problem appeared

1Under 10k410k–30k530k–60k660k–100k7100k–150k5150k+
Complaints that list mileage, grouped by odometer reading.

Related recalls

No recalls on file.

What owners say

  1. Filed Sep 13, 2026INBrakesEngine
    On approximately 09/04/2026, while driving my vehicle and slowing to a stop, I applied the brake pedal and it suddenly became extremely hard to depress. At approximately the same time, the steering became very stiff and difficult to turn. I believed I had lost normal braking ability and had difficulty controlling the vehicle while attempting to stop. The engine then shut off on its own. After the vehicle stopped, attempts to restart it were unsuccessful. The engine would…
    NHTSA complaint #11763908 · source
  2. Filed Aug 19, 2026WIEngine
    While driving, the vehicle experienced a sudden, catastrophic loss of engine power accompanied by severe engine shaking, reduced acceleration, and a lit Check Engine / ESC light. The vehicle was towed to a technician who diagnosed a complete dead misfire in Cylinder 4. Upon detailed inspection, the ground electrode/tip of the spark plug had broken off inside the combustion chamber while the engine was running. The free-floating metal fragment severely gouged the piston crown…
    NHTSA complaint #11758016 · source
  3. Filed Aug 3, 2026WABrakesEngine
    My granddaughter was driving the vehicle and experienced a catastrophic engine failure while driving down the road. Warning messages and audible sounds began and said to turn off the vehicle immediately. The brakes completely stopped working at that point. She pulled over immediately and called to ask what she should do. She was approximately 1/2 mile from home and she drove approximately 10mph to her driveway, pumping the brakes helped get the vehicle to her driveway. The…
    NHTSA complaint #11754341 · source
  4. Filed Jul 22, 2026TXEngineTransmission & Drivetrain
    While turning right at a red light my vehicle started making knocking noises, loss of acceleration then the ECM (limp mode) and ESC code happened. Protecting the vehicle from damage due to transmission fluid loss. Looked under the car and Transmission fluid was pouring out between the transmission and drive shaft. Car will no longer start due to codes being present from the computer shutting the car down during fluid loss.
    NHTSA complaint #11752207 · source
  5. Filed Jun 22, 2026CAEngine
    My 2018 Equinox is failing California Smog due to an incorrect CVN error code, which is covered under Emissions Recall N212345540 or N202298780 and the dealership is refusing to reflash it and asking me to pay for a full diagnostics when there is no check engine light on. I also had a full diagnostic run on June 2nd $289.99 which confirmed this code and referred me to the BAR Referee who also confirmed this is causing the issue.
    NHTSA complaint #11745632 · source
  6. Filed Jun 2, 2026GAEngineFuel, Hybrid & EV Propulsion
    The car cut off on the street with no warning. Once I crank the car back up and pulled over, it was leaking fuel and coolant with no warning lights on the dash boatd
    NHTSA complaint #11741675 · source
  7. Filed May 31, 2026ALEngineOther / Unknown
    Early this year I traveled to Mobile AL. While I was driving my car made this sound and it lost acceleration but no warning light appeared on my dashboard. My car eventually lost power and I had to get a tow. I went to a repair shop and they explained to me that it was the turbo that’s why I lost acceleration they said a lot of equinox with turbos are having this problem but it only goes out around 100000 mile but I only had 67000+ miles on my car at the time. The mechanic…
    NHTSA complaint #11741187 · source
  8. Filed May 23, 2026ILEngineTransmission & Drivetrain
    While driving over the expressway, the engine light came on the vehicle started revving extremely hard but was decreasing speed to less than 20 miles per hour I had to cut on the hazards and coast into s safety lane where I could get off the expressway. I then shifted the car into park cut off the vehicle and cut it back on, the car started up but make loud noises from the engine I was able to coast my way home and park the vehicle. When I checked the app for issues it…
    NHTSA complaint #11739670 · source
  9. Filed May 18, 202643,000 miCAEngine
    The contact owns a 2018 Chevrolet Equinox. The contact stated that while taking the vehicle for a SMOG emissions inspection, the vehicle failed the inspection due to an engine-related failure. The vehicle was taken to the dealer, where it was diagnosed that the Engine Control Module (ECM) required recalibration. The vehicle was not repaired. The manufacturer was notified of the failure and referred the contact to the NHTSA Hotline for further assistance. The failure mileage…
    NHTSA complaint #11738565 · source
  10. Filed May 14, 2026WIBrakesEngineOther / Unknown
    Travelling on a highway with 70 MPH posted speed limit, the vehicle dashboard signaled the check engine light and a variety of warnings that "power reduction measure" was enabled and to "service brake assist." At the next available exit, I was able to exit from the highway and go to a gas station, where upon pulling next to a pump the brake pedal became extremely hard and nonresponsive, resulting in poor braking, nearly striking the car in front of me, even at a very low…
    NHTSA complaint #11737960 · source
  11. Filed May 7, 2026160,000 miMDEngineTransmission & Drivetrain
    The contact owns a 2018 Chevrolet Equinox. The contact stated that while driving at an undisclosed speed, the check engine warning light illuminated. The vehicle was taken to a local independent mechanic, where it was diagnosed as needing transmission fluid. The vehicle was repaired. In addition, the contact stated that the failure reoccurred, and the vehicle was taken to another independent mechanic, where the vehicle was diagnosed with missing bolts on the start-stop…
    NHTSA complaint #11736244 · source
  12. Filed Apr 28, 2026168,053 miMITowedEngineTransmission & Drivetrain
    The contact owns a 2018 Chevrolet Equinox. The contact stated that while driving approximately 80 MPH, the vehicle unexpectedly decelerated. The contact pulled over to the closest exit and pulled over to the side of the road. The vehicle was turned off and then restarted; however, while attempting to drive forward or reverse, the vehicle failed to move. The contact inspected the vehicle. While inspecting the vehicle, the contact became aware that there was fuel leaking from…
    NHTSA complaint #11734222 · source

Other 2018 Chevrolet Equinox problem areas

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Source: U.S. National Highway Traffic Safety Administration (NHTSA) Office of Defects Investigation public data. Complaints are submitted by owners and are not verified by NHTSA or by us; a complaint does not prove a defect exists. View this vehicle on NHTSA.gov Methodology