Which parts fail
Components named in complaints (power windows, windshield, wipers, mirrors, sunroof).
Mileage when the problem started
Owner reports
Selected complaints filed with NHTSA by 2021 Subaru Forester owners, lightly cleaned up (personal details are redacted by NHTSA).
The contact owns a 2021 Subaru Forester. The contact stated while driving 70 MPH and passing a vehicle, he heard a sound coming from the windshield and the windshield cracked from the driver side to the middle of the windshield. The vehicle was taken to the dealer who replaced the windshield. The contact stated that the failure reoccurred at the same spot while driving and passing another vehicle. The vehicle was taken back to the dealer who replaced the windshield a second time. The contact stated that the failure reoccurred a third time while passing another vehicle. The contact stated that the windshield had a small crack at the bottom; however, the crack significantly expanded overnight. The dealer was notified of the failure. The manufacturer was not notified of the failure. The vehicle was not repaired. The approximate failure mileage was 3,000.
The contact owns a 2021 Subaru Forester. The contact stated while driving 70 MPH, she heard an abnormal noise and saw a crack on the upper driver's side windshield. The contact was able to continue driving. The contact took the vehicle to the local dealer, where it was diagnosed with needing the windshield to be replaced. The dealer referred the contact to an auto shop to have the repair completed. The windshield was replaced however, the failure recurred. The vehicle was not diagnosed or repaired. A dealer was not contacted. The manufacturer had not been informed of the failure. The failure mileage was approximately 7,000. The VIN was not available.
The contact owns a 2021 Subaru Forester. The contact stated while his wife was driving 65 mph, she heard a ticking sound coming from the front windshield and noticed a small rock had struck the front windshield. The driver drove to the destination however, later in the day the driver returned to the vehicle and noticed a large crack had formed in the middle of the windshield. The vehicle was not diagnosed nor repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 6,000.
The contact owns a 2021 Subaru Forester. The contact stated that while driving approximately 45 MPH, the front windshield cracked without impact. The crack started at the top right on the passenger's side and curved toward the rear-view mirror. The contact called the local dealer and was informed that the vehicle was not covered and referred the contact the insurance company. The vehicle was not diagnosed or repaired. The manufacturer was not contacted. The approximate failure mileage was 9,000.
The contact's wife owns a 2021 Subaru Forester. The contact stated that a diagonal crack had formed on the bottom driver's side of the windshield without incident. The contact then stated that the crack rapidly spread to the upper driver's side of the windshield. The contact stated that the crack obstructed his wife's vision while driving. Neither the dealer nor the manufacturer had been notified of the failure. The vehicle was not repaired. The failure mileage was approximately 8,500.
The contact owns a 2021 Subaru Forester. The contact stated while driving approximately 45 mph, the contact noticed that the front windshield was cracking from the bottom of the passenger's side going upward. The vehicle was taken to the dealer where they informed the contact that the issue was due to an object striking the windshield. The vehicle was repaired. The manufacturer was not notified of the failure. The approximate failure mileage was 5,200.
The contact owns a 2021 Subaru Forester. The contact stated that a small crack had developed on the front windshield. After parking the vehicle, the contact discovered that the crack had expanded. The contact stated that there was no impact to the windshield to have caused the windshield to crack. The windshield was not replaced. The manufacturer was notified of the failure. The local dealer was not contacted. The failure mileage was 27,985.
The contact owns a 2021 Subaru Forester. The contact stated while driving at an undisclosed speed, she observed micro-fractures developing on the front windshield of the vehicle. No warning lights were illuminated. The vehicle was not taken to the dealer or an independent mechanic. The vehicle was not repaired. The manufacturer was notified of the failure but provided no assistance. The failure mileage was 15,000.
The contact owns a 2021 Subaru Forester. The contact stated while driving 25 MPH, the front windshield cracked from the side and extended to the center of the windshield. The vehicle was not taken to the dealer or an independent mechanic. The vehicle was not repaired. The manufacturer was notified of the failure but provided no assistance. The failure mileage was 13,000.
The contact owns a 2021 Subaru Forester. The contact stated that while driving at an undisclosed speed, the front windshield cracked without impact. The vehicle was not diagnosed or repaired by an independent mechanic or the dealer. The manufacturer was not made aware of the failure. The failure mileage was approximately 34,350.
Window & Wiper complaints in other Forester years
Frequently asked questions
How common are window & wiper problems on the 2021 Subaru Forester?
NHTSA has 90 complaints about the windows, wipers & sunroof of the 2021 Subaru Forester, 43% of the model year's 210 complaints. The component named most often is windshield (13 mentions).
Is there a recall for 2021 Subaru Forester window & wiper problems?
No. NHTSA lists no windows, wipers & sunroof recall for the 2021 Subaru Forester. 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 2021 Subaru Forester window & wiper problems start?
Half of the complaints with a recorded mileage happened before about 5,000 miles, and 90% before 25,000 miles.
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.