Which parts fail
Components named in complaints (engine, cooling system, oil leaks, timing chain, exhaust).
Mileage when the problem started
Owner reports
Selected complaints filed with NHTSA by 2018 Chevrolet Equinox owners, lightly cleaned up (personal details are redacted by NHTSA).
The contact owns a 2018 Chevrolet Equinox. The contact stated that when the vehicle was started, the contact noticed that the start of the vehicle was abnormal. The contact drove the vehicle out of the driveway and then into the garage. The contact stated an hour later while attempting to start the vehicle, the vehicle failed to start. The contact stated that unknown warning lights were illuminated. The contact connected to a jump box to the battery and charged the battery for an hour. The contact attempted to start the vehicle, but the shift to park warning light remained illuminated. The contact purchased a new battery however, the vehicle failed to start. The battery was disconnected to prevent the battery from draining. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. …
The contact owns a 2018 Chevrolet Equinox. The contact stated that while driving at an undisclosed speed, the brake pedal was depressed, but the vehicle failed to stop immediately. The contact had to firmly depress the brake pedal for the vehicle to respond. The "Service Brake Assist" message was displayed. Additionally, the engine made a clicking sound, and the vehicle lost motive power while driving. The vehicle was towed to an independent mechanic, who related the failure to NHTSA Campaign Number: 19V645000 (Service Brakes, Hydraulic); however, the VIN was not included in the recall. The vacuum pump was replaced, but the mechanic discovered metal shavings from the vacuum pump in the engine. The contact was informed that the engine also needed to be replaced. The vehicle was not repaired. …
The contact owns a 2018 Chevrolet Equinox. The contact stated while driving at approximately 55 MPH, the "Engine Power Reduced" message was displayed on the instrument panel and the vehicle unintentionally went into LIMP Mode. The check engine warning light was illuminated. The vehicle was taken to a dealer where it was diagnosed that the turbo charger assembly needed to be replaced. The vehicle was repaired; however, the failure persisted. The vehicle was taken back to the dealer where it was diagnosed and determined that the turbo charger boost assembly needed to be replaced. The vehicle was repaired; however, the failure persisted. The vehicle was taken back to the dealer for the last time where it was diagnosed that once again the turbo charger boost assembly needed to be replaced. The vehicle was repaired; however, the failure persisted. …
The contact owns a 2018 Chevrolet Equinox. The contact stated that while at a stop light and releasing the brake pedal, the vehicle shutdown before the accelerator pedal was depressed. The contact turned off the vehicle and the vehicle failed to restart. The electrical systems in the vehicle turned on and off and the doors were locking and unlocking independently. Additionally, the instrument cluster warning lights were turning on and off. The contact also stated that the parking brake and traction control functions were engaged. The contact released the brake pedal and the vehicle jolted and turned on and restarted. While driving at an undisclosed speed, the check engine warning light illuminated. The vehicle was taken to the local dealer but was not diagnosed or repaired. The manufacturer was contacted and referred her to the NHTSA hotline, but no additional assistance was provided. …
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 the side of the engine near the high-pressure fuel pump underneath the vehicle. The check engine warning light was illuminated. The vehicle was towed to a certified mechanic, who diagnosed that the transmission intake failed, causing the transmission to fail. The transmission was not repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 168,053.
The contact owns a 2018 Chevrolet Equinox. The contact stated while driving at an undisclosed speed, the "Reduced Engine Power" message flashed on the instrument panel with an audible beep coming from the vehicle. The vehicle started to lose power and the contact pulled over to the side of the road. Due to the failure, the vehicle was towed to an independent mechanic where it was discovered that the vacuum pump had damaged the cam shaft, causing the cam shaft to explode, releasing particles into the engine long block. Upon investigation, the contact discovered NHTSA Campaign Number: 19V645000 (Service Brakes, Hydraulics) which was then linked to the failure. The manufacturer was notified of the failure and the contact was informed that the vehicle was not under recall. The vehicle was not repaired. The failure mileage was approximately 120,000.
The contact owns a 2018 Chevrolet Equinox. The contact stated that the vehicle failed to remain running after being started. While depressing the brake pedal, the vehicle was slow to respond. The contact stated that his brother used an ODB scanner and retrieved DTC codes: P0017 (Crank shaft Phaser, Exhaust Camshaft, Valve Cover Gasket), P1556 (Variable-Solenoid), P0011 (Camshaft), PO0014 (Engine), and P2227 (Turbo Charger). The vehicle was taken to an independent mechanic and the contact was informed that the failure was related to the timing chain, cam shaft, brake booster, and vacuum pump. The contact called the local dealer, who stated that there was no coverage for the repair under recall or warranty. The vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was approximately 182,000.
The contact owns a 2018 Chevrolet Equinox. The contact stated while driving 20 MPH, and attempting to stop at a stop sign, the brake pedal was depressed, and the vehicle failed to respond. No warning lights were illuminated. The contact made a left turn into a parking lot and became aware that there was brake fluid leaking from the vacuum pump where it was attached to the engine. The vehicle was towed to an independent mechanic where it was diagnosed that the vacuum pump had failed. The vehicle was towed to a dealer where it was diagnosed and determined that the engine needed to be replaced. The vehicle was not repaired. The VIN was not included in NHTSA Campaign Number: 19V645000 (SERVICE BRAKES, HYDRAULIC). The manufacturer was notified of the failure and a case was opened. The failure mileage was 130,000.
The contact owns a 2018 Chevrolet Equinox. The contact stated while driving at undisclosed speeds, the brake pedal seized while depressing the brake pedal. The check engine warning light was illuminated. The contact was able to pull over to the side of the road and the vehicle eventually came to a stop. The vehicle was towed to the residence. The contact inspected the vehicle and found that a gasket had detached and was missing, and there were plastic pieces inside the engine, and there was oil intrusion into other parts of the vehicle and engine. The vehicle was not diagnosed or repaired. The vehicle was parked at the residence and had not been driven since the failure. The manufacturer was notified of the failure but denied assistance in covering the cost of the repair. The failure mileage was 200,000.
The contact owns a 2018 Chevrolet Equinox. The contact stated that while his fianc e was driving 15-20 MPH uphill, the vehicle jolted and stalled. The check engine warning light was illuminated. The contact's fianc e was able to pull to the side of the road. The contact's fianc e was able to restart the vehicle and continued driving; however, the failure recurred. The vehicle failed to restart and was towed to an independent mechanic. The vehicle was then towed to the dealer, where it was diagnosed and determined that the camshaft had fractured, causing the vacuum pump and the solenoid sensor to be fractured. The vehicle was repaired. The manufacturer was notified of the failure, but no assistance was provided because the vehicle was out of Warranty. The failure mileage was approximately 96,000.
Engine complaints in other Equinox years
Frequently asked questions
How common are engine problems on the 2018 Chevrolet Equinox?
NHTSA has 94 complaints about the engine & cooling of the 2018 Chevrolet Equinox, 23% of the model year's 410 complaints. The component named most often is engine › engine control module (ecu/ecm) (2 mentions).
Is there a recall for 2018 Chevrolet Equinox engine problems?
No. NHTSA lists no engine & cooling recall for the 2018 Chevrolet Equinox, though it has 5 recalls for other components. If the problem is widespread, a repair may still be covered by an extended warranty or a manufacturer service bulletin — ask a dealer.
At what mileage do 2018 Chevrolet Equinox engine problems start?
Half of the complaints with a recorded mileage happened before about 38,000 miles, and 43% before 25,000 miles.
Is it dangerous?
Owners linked 0 crashes, 2 fires and 0 injuries to engine & cooling problems on this model year. If you notice symptoms, have the car checked before driving further.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.