Component

ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR

3,403 NHTSA complaints about electrical system:alternator/generator/regulator issues across 46 makes and 464 models.

Data updated August 2026. Counts render from the NHTSA Office of Defects Investigation standardized component field; severity flags cross-reference NHTSA ODI complaint flags for owner-reported crash, fire, and injury markers. This page is for informational purposes and does not replace NHTSA recall notices or a vehicle-specific inspection. Methodology · Corrections.

NHTSA ODI component intake brief

ODI category ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR

3,403 filings · 464 models · 46 makes · vintage August 2026

  • FILINGS HEAVY 3,403 ODI rows
  • MODELS 464 nameplates citing this part
  • MAKES 46 manufacturers in corpus
  • CRASH 1.5% 52 crash-flagged
  • RANK #73 of 696 categories
  • SEV FATAL 13 deaths · 61 injuries
ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR (this)ELECTRICAL SYSTEM:ALTERNATOR…3,403ELECTRICAL SYSTEM:HORN3,375VISIBILITY:SUN/MOON ROOF ASSEMBLYVISIBILITY:SUN/MOON ROOF ASS…3,461SEATS:FRONT ASSEMBLY:RECLINER3,476
ODI filing volume neighbourhood: ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR vs nearest complaint-total peers

ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR sits HEAVY on ODI intake volume (#73 of 696 standardized categories) with a FATAL severity stamp (13 reported fatalities across 464 models). Open Nissan Murano (category leader) →

ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR filing-volume reading

The standout signal for electrical system:alternator/generator/regulator is ODI intake volume: 3,403 filings (HEAVY band · #73 of 696 standardized categories) across 464 nameplates. Crash-flag share is 1.5%.

Heavy intake categories like this one often reflect a shared supplier or a stressed FMVSS test, open the affected-vehicles table to see whether filings cluster on a few platforms or spread evenly.

Next step: compare Nissan Murano against ELECTRICAL SYSTEM:HORN on filing totals before treating electrical system:alternator/generator/regulator volume as a purchase signal.

3,403
Complaints
464
Models Affected
52
Crashes
494
Fires
13
Deaths

Most Affected Vehicles

# Vehicle Complaints
1 Nissan Murano
183
2 Pontiac Grand AM
95
3 Dodge Charger
78
4 Ford Taurus
75
5 Jeep Grand Cherokee
73
6 Chevrolet Blazer
62
7 Nissan Maxima
61
8 Pontiac Grand Prix
54
9 Chevrolet Lumina
50
10 Buick Lesabre
50
11 Honda Accord
49
12 Ford Contour
47
13 Saturn SL
46
14 Pontiac Bonneville
46
15 Ford F-150
45
16 Chevrolet Malibu
44
17 Ford Escort
43
18 Ford Aerostar
42
19 Ford Windstar
41
20 Ford Tempo
41
21 Mercury Cougar
40
22 Chevrolet Cavalier
38
23 Ford Mustang
35
24 Dodge Durango
35
25 Chrysler 300
35
26 Ford Focus
34
27 Chevrolet Suburban
33
28 Lincoln Town CAR
29
29 Dodge Caravan
29
30 Isuzu Rodeo
28

Recent Complaints

2023 Lexus ES

The contact owns a 2023 Lexus ES 250. The contact stated that while driving approximately 40 MPH, the vehicle abruptly stalled. During the failure, the vehicle lost power brakes and power steering fun

2017 Ford Escape

The contact owns a 2017 Ford Escape. The contact stated while driving approximately 30 MPH, the vehicle started to shake and vibrate and decelerate. The vehicle was taken to a nearby mechanic who dia

2018 Ford Ecosport

The contact owns a 2018 Ford EcoSport. The contact received notification of NHTSA Campaign Number: 23V905000 (Engine and Engine Cooling). The vehicle was taken to the dealer, where the recall repair w

2020 RAM 1500

The contact owns a 2020 Ram 1500. The contact stated while driving at 20 MPH, the message "Alternator Fault Detected" was displayed. The vehicle lost motive power and came to a complete stop in the mi

2021 RAM 1500

The contact owns a 2021 Ram 1500. The contact stated that while driving at various speeds or while idling, the contact observed a clicking sound coming from the engine compartment. The vehicle was tak

2021 RAM 1500

The contact owns a 2021 RAM 1500. The contact stated that while driving at various speeds or while the vehicle was idling, there was an abnormal clicking sound coming from the engine compartment. The

2019 Ford Ecosport

The contact owns a 2019 Ford EcoSport. The contact received notification of NHTSA Campaign Number: 23V905000 (Engine and Engine Cooling). The contact stated that the vehicle failed to start. No warnin

2022 Genesis Gv70

The contact owns a 2022 Genesis GV70. The contact stated that while driving at an undisclosed speed, the battery warning light illuminated. The vehicle was driven to the shoulder of the road. The cont

2011 KIA Sorento

The contact owns a 2011 Kia Sorento. The contact stated while driving approximately 55 MPH, the vehicle started to lose motive power. The accelerator pedal was depressed; however, the vehicle failed t

2019 Nissan Kicks

The contact owns a 2019 Nissan Kicks. The contact stated that while driving at an undisclosed speed, the vehicle lost motive power with the check engine warning light illuminated. The vehicle was able

2008 Hyundai Santa FE

The contact owns a 2008 Hyundai Santa Fe. The contact stated that the vehicle was taken to a local dealer for an undisclosed recall repair, and the contact was informed that the valve cover gasket, an

2022 Mercedes-Benz Sprinter 2500

The contact owns a 2024 Winnebago Revel RV built on a 2022 Mercedes-Benz Sprinter 2500 Chassis. The contact stated while the RV was idling, the heater was activated, and the contact's wife made him aw

2019 BMW X5

The contact owns a 2019 BMW X5. The contact stated while the vehicle was parked, the vehicle failed to start as intended. No warning light was illuminated. The vehicle was towed to the dealer where i

2019 Infiniti Qx60

The contact owns a 2019 Infiniti QX60. The contact stated while driving at an undisclosed speed, the accelerator pedal was depressed; however, the vehicle failed to accelerate as intended. The contact

2016 Nissan Murano

The contact owns a 2016 Nissan Murano. The contact stated that while driving at an undisclosed speed, the navigation system and battery warning lights illuminated. The vehicle then stalled. AAA arrive

2023 Honda HR-V

The contact owns a 2023 Honda HR-V. The contact stated while driving at various speeds, the vehicle suddenly shut off. The contact stated that the battery was replaced; however, the failure persisted.

2010 Toyota Highlander

The contact owns a 2010 Toyota Highlander. The contact stated that while driving 40 MPH, the vehicle lost automotive power and started to drift to the right side of the road. The brake pedal was depre

2023 Chevrolet Traverse

The contact owns a 2023 Chevrolet Traverse. The contact stated that while driving 50 MPH, the vehicle inadvertently lost motive power. The contact was able to pull over to the shoulder of the roadway,

2010 Nissan Murano

The contact owns a 2010 Nissan Murano. The contact stated while driving 45 MPH, the contact noticed an electrical burning odor and there was white smoke coming out of the hood. The contact pulled over

2021 RAM 1500

The contact owns a 2021 Ram 1500. The contact stated while driving at approximately 15 MPH, there was an abnormal sound intermittently coming from the engine compartment. Additionally, the contact sta

Verify with NHTSA · consumer-reported counts are not verified defect findings.