Mileage when the problem started
Owner reports
Selected complaints filed with NHTSA by 2020 BMW X5 owners, lightly cleaned up (personal details are redacted by NHTSA).
I own a 2020 BMX X5 S40i. Car was parked and turned off. When I tried to turn the car ON, the car refused to start and smoke and fire smell started coming from engine compartment. I opened the hood and could smell a burning smell. Waited for smell to disappear and tried starting the car again. Car would not start and burning smell appeared again. Got a warning on the dashboard that engine compartment was overheated and car would be ready to start after 180 seconds. Called AAA to jump start car and same behaviour was observed and car refused to start. Technician also stated that battery was completely dead. Took car to dealer and replaced main and start/ stop battery. Car still would not start. On inspection dealer observed started mechanism was shorted and needed to be replaced. After replacement, car starts fine without burning smell. …
The contact owns a 2020 BMW X5. The contact received notification of NHTSA Campaign Number: 25V644000 (Electrical System); however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The contact stated that while attempting to start the vehicle, the vehicle failed to immediately start. There was a timer displayed notifying the contact when to restart the vehicle; however, the vehicle failed to start. The contact's husband inspected the vehicle and noticed that the engine was running hot despite the vehicle not being driven. The vehicle was towed to the dealer. The dealer determined that the battery had failed and needed to be replaced. The dealer informed the contact that the belts and motor mounts were damaged and might need to be replaced or repaired. …
While driving through west Los Angeles, the vehicle suddenly began emitting white smoke from the engine compartment. There were no prior warning lights, messages, or symptoms indicating a problem. The smoke quickly intensified and turned dark. Thick smoke filled the air, and the cockpit, with the smell of toxic fumes. I safely maneuvered to the shoulder and exited the vehicle with my passenger. Flames erupted from the front of the vehicle. We called 911, which dispatched the fire department. The LAFD responded, cutting open the hood in order to extinguish the fire. The vehicle was towed to a yard following the incident. The vehicle and its contents were declared a total loss. BWM North America dispatched a technician to inspect the vehicle. After inspection, the manufacturer indicated that the starter was the source of the fire. …
The contact owns a 2020 BMW X5. The contact stated that while stopped at a traffic light, after the light changed, the accelerator pedal was depressed and the vehicle stalled. The contact stated there was no warning light illuminated. The contact stated that the vehicle was towed to an independent mechanic. The vehicle was diagnosed, and it was determined that the starter had failed. The mechanic advised the contact that the VIN was included in NHTSA Campaign Number: 25V644000 (Electrical System). The contact was advised to have the vehicle towed to a dealer for the recall repair. The contact called a local dealer and was informed that the recall remedy was not available. The contact called the manufacturer and was informed that the remedy was not available, and there was no ETA for parts availability. …
The contact owns a 2020 BMW X5. The contact stated that while at a complete stop, the START/STOP feature failed to operate as designed, and the engine failed to restart while depressing the accelerator pedal. The contact stated that a "Starting Engine Possibly Shortly: System Overheated. Restarting Engine Possible After Cooling" message was displayed on the instrument panel. After the contact allowed the engine to cool down, the vehicle failed to restart with the same messages displayed. Due to the failure, the vehicle was towed to the dealer where it remained. Upon investigation, the contact discovered NHTSA Campaign Number: 24V576000 (Electrical System, Engine and Engine Cooling); however, the VIN was not included in the recall. The contact also discovered and linked the failure to Technical Service Bulletin: B120424. The manufacturer was not notified of the failure. …
The contact owns a 2020 BMW X5. The contact stated that while starting the vehicle there was a grinding sound coming from the engine compartment. While driving approximately 45 MPH, the message that the engine was overheating was displayed on the instrument panel. The contact pulled over to the side of the road and turned off the vehicle and waited for the engine to cool down. The vehicle failed to restart after the engine cooled down. The vehicle was towed to the dealer who diagnosed that the starter had failed and needed to be replaced. The dealer informed the contact of NHTSA Campaign Number: 24V576000 (Electrical System, Engine and Engine Cooling); however, the VIN was not included. The vehicle had not been repaired. The manufacturer was made aware of the failure and filed a case for the failure. The manufacturer confirmed that the VIN was not under recall. …
The contact owns a 2020 BMW X5. The contact stated that after refueling the vehicle, the contact attempted to restart the vehicle; however, the vehicle failed to restart. The contact made several attempts, and after approximately an hour, the vehicle was towed to the residence. The vehicle failed to start and was towed to a local dealer. The contact stated that there were no warning lights illuminated. The dealer diagnosed the vehicle and determined that the starter motor had failed and needed to be replaced. The vehicle was not repaired. The contact researched online and related the failure to NHTSA Campaign Number: 24V576000 (Electrical System, Engine and Engine Cooling). The contact called the manufacturer and asked about the recall for the starter motor and was informed that the VIN was not included in the recall. The failure mileage was approximately 30,000.
The contact owns a 2020 BMW X5. The contact stated that on several occasions the vehicle failed to immediately start. Additionally, while the vehicle was idling the vehicle shut off and had to be restarted. The vehicle was taken to an independent mechanic who diagnosed that the starter was faulty and needed to be replaced. The vehicle was not yet repaired. The local dealer and manufacturer were informed of the failure, but no assistance was provided. The contact was informed that the VIN was not included in NHTSA Campaign Number: 24V576000 (ELECTRICAL SYSTEM, ENGINE AND ENGINE COOLING). The contact stated that the vehicle had experienced the failure listed in the recall. The failure mileage was 60,000.
The contact owns a 2020 BMW X5. The contact stated that while stopped at a red traffic light, the vehicle lost power. The contact attempted to restart the vehicle; however, the vehicle failed to respond as intended. A dealer was contacted. The vehicle was towed to dealer where it was diagnosed and determined that the starter needed to be replaced. The vehicle was not repaired. The contact related the failure to NHTSA Campaign Number: 24V576000 (ELECTRICAL SYSTEM, ENGINE AND ENGINE COOLING). The vehicle was previously repaired; however, the failure persisted. The manufacturer was notified of the failure but offered no assistance. The failure mileage was 48,000.
The contact owns a 2020 BMW X5. The contact stated that upon entering the vehicle, the message that the engine had overheated, and the vehicle was disabled was displayed. No warning lights were illuminated. The vehicle was towed to the dealer, who diagnosed a failure with the starter motor. The vehicle was not repaired. After investigating the failure, the contact related the failure to NHTSA Campaign Number: 24V576000 (Electrical System, Engine and Engine Cooling), but the VIN was not included. The manufacturer was notified of the failure, a case was opened, and the contact was referred to the NHTSA Hotline for assistance. The failure mileage was 80,000.
Related recalls
Electrical system › Starter assembly
BMW of North America, LLC (BMW) is recalling certain 2020 340I, X6, 2020-2025 840I, 2020-2022 740LI, 2019-2020 X7, and X5 vehicles. After repeated attempts, the starter motor may overheat from an electrical overload.
Remedy: Dealers will replace the engine starter, free of charge. This recall includes vehicles repaired under recall 24V576 and those owners will need to have their vehicle repaired again.
Electrical system › Starter assembly
BMW of North America, LLC (BMW) is recalling certain 2020 X5 sDrive 40i, X5 xDrive 40i and one X7 xDrive 40i vehicle. The starter motor may have an extra bolt that could potentially fall into the transmission housing and cause an engine stall.
Remedy: BMW will notify owners, and dealers will inspect the starter motor for the extra bolt, removing it if necessary. Dealers will also inspect the starter for damage, and check if the bolt has fallen into the transmission…
NHTSA investigations
Pedestrian alert sounds
NHTSA received a petition on or about July 18, 2022, requesting that Federal Motor Vehicle Safety Standard (FMVSS) 141 be applied to all electric and hybrid vehicles operating in the United States. The petition can be reviewed at NHTSA.gov under ODI Number 11486072. FMVSS 141 establishes performance requirements for pedestrian alert sounds for motor vehicles.
Electrical complaints in other X5 years
Frequently asked questions
How common are electrical problems on the 2020 BMW X5?
NHTSA has 39 complaints about the electrical system of the 2020 BMW X5, 35% of the model year's 113 complaints.
Is there a recall for 2020 BMW X5 electrical problems?
Yes — NHTSA recall 25V-644 (starter assembly, Sep 25, 2025); NHTSA recall 20V-465 (starter assembly, Aug 7, 2020). Recall repairs are free at authorized dealers.
At what mileage do 2020 BMW X5 electrical problems start?
Half of the complaints with a recorded mileage happened before about 60,000 miles, and 13% before 25,000 miles.
Is it dangerous?
Owners linked 0 crashes, 4 fires and 0 injuries to electrical system 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.