2015 BMW 328I engine problems

ENGINE

The engine intake tract, PCV infrastructure, and the main lower engine wiring harness loom failed due to improper reassembly during Federal Safety Recall 24V-608. The technician left the main intake coupler completely loose and spinning freely by hand, and left the MAF sensor crooked. This introduced a massive unmetered air leak and severe vacuum leaks. Simultaneously, the technician over-tensioned, pinched, or damaged the Cylinder 2 wiring loom components. The vehicle is currently parked dead and untouched at my residence, and it is 100% available for immediate federal or corporate inspection.The unsealed intake tract and damaged wiring harness caused the engine to run dangerously lean at highway speeds. This resulted in sudden, violent engine shuttering, rapid deceleration, severe mechanical engine knocking, and a terminal Cylinder 2 misfire. This component failure caused an immediate loss of vehicle propulsion on a high-speed public highway, creating an extreme risk of a high-speed collision and leaving the vehicle completely disabled. The issue has not yet been physically inspected by a third party because the vehicle is unsafe to drive. I went to the originating dealer (BMW of Henderson) in person on July 16, 2026, to coordinate a safety re-inspection under an active BMW North America Corporate Case. Dealership management actively obstructed the safety process, gave technically impossible justifications regarding the recall execution, and flatly refused to dispatch a complimentary flatbed tow. They attempted to hold the safety re-inspection hostage behind out-of-pocket customer towing costs and upfront retail diagnostic fees. There were 0 mechanical warnings or symptoms prior to the recall. The vehicle was meticulously maintained with 5,000-mile oil changes and a perfectly tight timing chain. The severe drivetrain malfunction warnings, violent front-end shaking, and terminal engine knocking appeared after picking up my car.

NHTSA complaint #11751142 — an unverified report by a vehicle owner.

ENGINE

On [XXX], my 2015 BMW 328i xDrive (VIN: [XXX] , N20 engine, 124,250 miles) suffered a catastrophic engine failure while in operation. Component/System Failed: The timing chain guides and oil pump drive chain module failed. The plastic timing chain guide broke apart inside the engine. The vehicle was salvaged and is no longer available for inspection. Safety Risk: The oil pressure warning illuminated suddenly while driving at highway speed with no prior warning. Sudden loss of oil pressure and engine power while operating a vehicle at speed creates a significant risk of accident, loss of vehicle control, and injury to the driver and others on the road. Confirmed by Service Center: BMW of Springfield, New Jersey performed a formal diagnostic confirming timing chain guide failure and oil pump drive chain failure. A BMW mechanic performed a scope inspection on April 3, 2026 visually confirming the broken plastic timing chain guide. Repair estimate: $7,191.42. Inspected by Others: The vehicle was inspected solely by BMW of Springfield. No police, insurance, or manufacturer representatives conducted a separate inspection. The failure mode is consistent with the defect acknowledged in BMW NA Technical Service Bulletin SI B11 03 17 and federal class action [XXX] v. BMW of North America, LLC (D.N.J. [XXX]). Warning Symptoms: The only warning was a sudden oil pressure warning message on the dashboard immediately before failure. Prior to that moment the vehicle operated normally with no unusual noises, no warning lights, and no fluid leaks. There were no gradual symptoms or prior indications of impending failure. Vehicle was declared a total economic loss and salvaged for $1,650.00. No injuries occurred. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

NHTSA complaint #11741411 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328I. The contact received notification of NHTSA Campaign Number: 24V608000 ( ENGINE AND ENGINE COOLING, ELECTRICAL SYSTEM). The contact stated that while driving at an undisclosed speed, the message "turn off engine and do not open hood" was displayed on the instrument panel. The contact was able to pull to the side of the road and checked the water reservoir and noticed it was low. The contact filled up the reservoir with water and waited a few minutes. Afterward, the vehicle drove normal. The failure persisted. The vehicle was towed to the dealer. However, it was not diagnosed. The dealer informed the contact that per the recall the remedy was to install a protective shield. The contact asked the dealer to replace the engine coolant pump and connector. However, the dealer refused. The vehicle remained at the dealer unrepaired. The manufacturer was not notified of the failure. The failure mileage was approximately 100,000.

NHTSA complaint #11736030 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328I. The contact received notification of NHTSA Campaign Number: 24V608000 (Engine and Engine Cooling, Electrical System). The contact had been calling the local dealer for several months and was informed that the part was not yet available for the recall repair. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer had not informed the contact about parts availability. The contact had not experienced a failure.

NHTSA complaint #11689920 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328I. The contact was notified of NHTSA Campaign Number: 24V608000 (Engine and Engine Cooling, Electrical System); however, the part to do the recall repair was not yet available. The local dealer was made aware of the issue and confirmed that parts were not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure.

NHTSA complaint #11681674 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328I. The contact received notification of NHTSA Campaign Number: 24V608000 (ENGINE AND ENGINE COOLING, ELECTRICAL SYSTEM); however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure.

NHTSA complaint #11679057 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328I. The contact stated while driving approximately 45 MPH, the A/C was blowing hot air, and the temperature gauge was rising. Additionally, there was white smoke coming from under the hood. The contact stated there was no warning light illuminated. The contact related the failure to NHTSA Campaign Number: 24V608000 (Engine and Engine Cooling, Electrical System). The contact had received the recall notification from the manufacturer. The contact called a local dealer and was informed that a plastic shield was to be installed on the water pump, but that the shield would not stop the engine from overheating. The vehicle was not repaired. The manufacturer was informed of the failure . The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The failure mileage was approximately 95,000.

NHTSA complaint #11677589 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328I. The contact received notification of NHTSA Campaign Number: 24V608000 (ENGINE AND ENGINE COOLING, ELECTRICAL SYSTEM); however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure.

NHTSA complaint #11677596 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328I. The contact received notification of NHTSA Campaign Number: 24V608000 (Engine and Engine Cooling, Electrical System); however, the part to do the recall repair was not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure. VIN tool confirms parts not available.

NHTSA complaint #11669658 — an unverified report by a vehicle owner.

ENGINE

Engine coolant pump recall (August 2024) with no remedy to this day. Has caused major smoking issues from exhaust and engine. The turbocharger has been affected and deemed inoperable. Fluid leaks from chassis and engine bay. The car is inoperable. Prior to being unable to drive I was experiencing transmission issues, went for a few repairs but would experience the car coming to a complete stop on its own at highway speeds. Experienced this on the bridge, being left stuck and almost causing a wreck. Made the bridge very unsafe for others. I had a “drive train malfunction” warning& check engine light that I thought was fixed with multiple mechanic trips but problems have only gotten worse. No inspections have been done in regards to the recall. The car has sat unable to drive for 2 full months now.

NHTSA complaint #11668307 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328i. The contact received notification of NHTSA Campaign Number: 24V608000 (Engine and Engine Cooling, 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 manufacturer was not made aware of the issue. The contact had not experienced a failure. VIN tool confirms parts not available.

NHTSA complaint #11664670 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328I. The contact received notification of NHTSA Campaign Number: 24V608000 (Engine and Engine Cooling, 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 manufacturer was made aware of the issue. The contact had not experienced a failure. VIN tool confirms parts not available.

NHTSA complaint #11662122 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328I. The contact received notification of NHTSA Campaign Number: 24V608000 (Engine and Engine Cooling, Electrical System); however, the part to do the recall repair was not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure. VIN tool confirms parts not available.

NHTSA complaint #11662161 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328I. The contact received notification of NHTSA Campaign Number: 24V608000 (ENGINE AND ENGINE COOLING, ELECTRICAL SYSTEM); however, the part to do the recall repair was not yet available. The local dealer was not contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the issue. The contact had not experienced a failure. VIN tool confirms parts not available.

NHTSA complaint #11661903 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328I. The contact received notification of NHTSA Campaign Number: 24V608000 (Engine and Engine Cooling, Electrical System); however, the part to do the recall repair was not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure. VIN tool confirms parts not available.

NHTSA complaint #11659995 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328i. The contact received notification of NHTSA Campaign Number: 24V608000 (Engine and Engine Cooling, 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 manufacturer was made aware of the issue. The contact had not experienced a failure. VIN tool confirms parts not available.

NHTSA complaint #11660037 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328I. The contact received notification of NHTSA Campaign Number: 24V608000 (ENGINE AND ENGINE COOLING, ELECTRICAL SYSTEM); however, the part to do the recall repair was not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure. VIN tool confirms parts not available.

NHTSA complaint #11659362 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328I. The contact received notification of NHTSA Campaign Number: 24V608000 (ENGINE AND ENGINE COOLING, ELECTRICAL SYSTEM); however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The dealer was made aware of the issue and confirmed that parts were not yet available. The manufacturer was not made aware of the issue. The contact had experienced a failure. The contact stated that while attempting to accelerate from a red light, the message "Drive Moderate Engine High Temperature - Turn off Engine" was displayed, and the check engine warning light was illuminated. The contact stated the vehicle then lost automotive power, and the contact was forced to pull over onto the side of the road. The local dealer was contacted; however, the vehicle was not diagnosed because the parts were not available for the repair. The approximate failure mileage was 100,000. VIN tool confirms parts not available.

NHTSA complaint #11659063 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328I. The contact stated that while the vehicle was parked, there was fluid leaking on the ground. Additionally, the message "Engine Overheated, Please Stop Now" was displayed while driving, and smoke was coming from under the hood. The contact pulled over and waited for the engine to cool down. Upon inspection under the hood, the contact discovered a hole in the coolant reservoir, with coolant all over the engine compartment. There was smoke coming from the coolant pump. The vehicle was towed to an independent mechanic, who replaced the coolant pump and coolant hoses; however, the failure persisted, with the engine overheating and the vehicle failing to accelerate above 60 MPH while driving. The vehicle was not repaired. The contact later received notification of NHTSA Campaign Number: 24V608000 (Engine and Engine Cooling, Electrical System); however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the failure and confirmed that parts were not yet available. The failure mileage was approximately 125,000. VIN tool confirms parts not available.

NHTSA complaint #11657459 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328I. The contact received notification of NHTSA Campaign Number: 24V608000 (Engine and Engine Cooling, Electrical System); however, the part to do the recall repair was not yet available. The contact stated that while driving at various speeds, all four tires felt flat, and the vehicle was pulling to the left, with an abnormal sound coming from underneath the vehicle. The message "Chassis Stabilization" error was displayed on the instrument panel. Additionally, the contact stated that the vehicle needed to be jump-started. The local dealer was contacted. The vehicle was taken to a local independent mechanic for a second opinion, and the contact was advised to disconnect the battery after driving the vehicle as a temporary repair. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the failure. The failure mileage was approximately 100,000. VIN tool confirms parts not available.

NHTSA complaint #11655998 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328I. The contact received notification of NHTSA Campaign Number: 24V608000 (ENGINE AND ENGINE COOLING, ELECTRICAL SYSTEM); however, the part to do the recall repair was not yet available. The local dealer was not contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure. VIN tool confirms parts not available.

NHTSA complaint #11653877 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328I. The contact received notification of NHTSA Campaign Number: 24V608000 (ENGINE AND ENGINE COOLING, ELECTRICAL SYSTEM); however, the part to do the recall repair was not yet available. The local dealer was not contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the issue. The contact had not experienced a failure. VIN tool confirms parts not available.

NHTSA complaint #11653780 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328I. The contact received notification of NHTSA Campaign Number: 24V608000 (ENGINE AND ENGINE COOLING, ELECTRICAL SYSTEM); however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The dealer was made aware of the issue. The manufacturer was not made aware of the issue. The contact stated that while driving 40 MPH, the vehicle started smoking from the engine compartment. There were no warning lights illuminated. The contact received the recall letter and contacted the local dealer. The vehicle was not diagnosed. The vehicle was not repaired because parts were not yet available. The failure mileage was approximately 110,000. VIN tool confirms parts not available.

NHTSA complaint #11650854 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328I. The contact received notification of NHTSA Campaign Number: 24V608000 (Engine and Engine Cooling, Electrical System); however, the part to do the recall repair was not yet available. The contact stated that there was smoke coming from the front end of the vehicle. The vehicle was taken to the dealer, where it was diagnosed that the failure had originated from the driver's side low beam headlight, which had become inoperable. The contact stated that there was a burning odor coming from the headlight. The contact removed the bulb from the headlight housing. The vehicle was not repaired. Additionally, the contact stated that while driving at various speeds, the contact noticed smoke coming from underneath the hood. The contact stated there was a smoky odor coming through the A/C vents upon activating the heat. The contact stated that the instrument cluster had become inoperable. The local dealer was contacted. The vehicle was not diagnosed or repaired. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the failure. The failure mileage was approximately 100,000. VIN tool confirms parts not available.

NHTSA complaint #11649588 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328I. The contact received notification of NHTSA Campaign Number: 24V608000 (ENGINE AND ENGINE COOLING, ELECTRICAL SYSTEM); however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The dealer was made aware of the issue. The manufacturer was not made aware of the issue. VIN tool confirms parts not available.

NHTSA complaint #11647930 — an unverified report by a vehicle owner.

ENGINE AND ENGINE COOLING

The contact owns a 2015 BMW 328I. The contact received notification of NHTSA Campaign Number: 24V608000 (Engine and Engine Cooling, Electrical System); however, the part to do the recall repair was not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure. VIN tool confirms parts not available.

NHTSA complaint #11647709 — an unverified report by a vehicle owner.