1991 Ford Mustang Electrical system Problems
- Complaints
- 31about this part
- Share
- 40%of 77 total for the year
- Median mileage
- 97,032miles
- Trend
- FallingComplaints filed in the last 3 full calendar years are at least 25% lower than in the 3 years before.
NHTSA recorded 31 complaints about the electrical system of the 1991 Ford Mustang, 40% of the 77 complaints for this model year. Where a mileage was given, the median is 97,032 miles. 18 a fire, according to the filers. 1 recall campaign on record is filed under a similar system.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The airbags could deploy at an inappropriate time or not at all due to this problem the air bag blinks all the time and the manufacturer has no answers so I am red flagging this problem thank you”
NHTSA complaint #10730249, filed 2015-06, 79,064 miles“Ignition switch got stuck and would not go into the auxiliary mode. Nhtsa recall 96v071000 concerning ignition switch was issued, but this vehicle was not included in the recall. Also, floor of the vehicle detached at the sides. Dealer inspected the floor, and informed the consumer that the floor could be fixed, but it should not have detached on the sides.”
NHTSA complaint #10061734, filed 2004-03, 263,000 miles“Dt: the contact stated there was a recall NHTSA campaign 96v071000 concerning the ignition. However the recall repairs did not correct the problem. The vehicle has same problems again. The contact took the vehicle to the dealer and the vehicle was repaired according to the recall at the contact's expense.”
NHTSA complaint #10146898, filed 2006-01, 115,000 miles“Had smoke coming out from under dash. Lost radio, and tail lights wires from light switch to tail light melted. Not sure if from faulty ignition switch. Would like more info.”
NHTSA complaint #10231239, filed 2008-06, 126,000 miles“The contact owns a 1991 Ford Mustang. The contact stated that the independent mechanic notified him that the ignition switch had caught on fire, after the vehicle was parked and repairs were completed to the vehicle. The contact stated that the independent mechanic had replaced the fuel pump, fuel injector, air flow, and roller rockers prior to the fire. The contact stated that the fire was extinguished by the mechanic using a fire extinguisher. No injuries were sustained, the police or fire department were not called. The dealer or the manufacturer was not notified of the failure. …”
NHTSA complaint #11316048, filed 2020-03, 49,500 milesRelated recalls
- 96V071000Apr 25, 1996The ignition switch could experience an internal short circuit.Covers: Ford Mustang 1988–1993, Thunderbird 1988–1993, Mercury Cougar 1988–1993 +12 more
Electrical system: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2026 | 2 | 25% |
| 2025 | 5 | 25% |
| 2024 | 41 | 48% |
| 2023 | 5 | 33% |
| 2022 | 7 | 14% |
| 2021 | 6 | 11% |
| 2020 | 26 | 21% |
| 2019 | 32 | 21% |
| 2018 | 31 | 16% |
| 2017 | 34 | 13% |
| 2016 | 73 | 19% |
| 2015 | 68 | 15% |
| 2014 | 11 | 3% |
| 2013 | 18 | 7% |
| 2012 | 21 | 4% |
| 2011 | 24 | 5% |
| 2010 | 11 | 4% |
| 2009 | 7 | 4% |
| 2008 | 15 | 4% |
| 2007 | 33 | 5% |
| 2006 | 31 | 7% |
| 2005 | 225 | 32% |
| 2004 | 3 | 3% |
| 2003 | 10 | 7% |
| 2002 | 9 | 8% |
| 2001 | 10 | 6% |
| 2000 | 17 | 5% |
| 1999 | 10 | 5% |
| 1998 | 12 | 5% |
| 1997 | 8 | 5% |
| 1996 | 11 | 4% |
| 1995 | 37 | 6% |
| 1994 | 22 | 6% |
| 1993 | 31 | 31% |
| 1992 | 29 | 42% |
| 1991 | 31 | 40% |
| 1990 | 35 | 41% |
| 1989 | 46 | 42% |
| 1988 | 56 | 52% |
| 1987 | 17 | 45% |
| 1986 | 11 | 37% |
| 1985 | 3 | 19% |
| 1984 | 9 | 50% |
| 1983 | 3 | 60% |
Other parts of the 1991 Ford Mustang
9 complaintsAir bags
7 complaintsEngine cooling
6 complaintsBrakes
5 complaintsFuel system
4 complaintsSeats
4 complaintsExterior lighting
3 complaintsSeat belts
3 complaintsSteering
2 complaintsBody and structure
2 complaintsSuspension
2 complaintsVehicle speed control
2 complaints
← All problems reported for the 1991 Ford Mustang
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology