"How reliable is the 1998 Ford Mustang Gt?"

"Based on 58 NHTSA complaints, the 1998 Ford Mustang Gt has a median complaint mileage of 82000 miles. The most common issue is Manifold/Header/Muffler/Tail Pipe."

"What are common problems with the 1998 Ford Mustang Gt?"

"The most frequently reported component in NHTSA complaints for the 1998 Ford Mustang Gt is Manifold/Header/Muffler/Tail Pipe, accounting for a significant portion of the 58 total complaints filed."

1998 Ford Mustang Gt: Reliability Data

Source: NHTSA — 58 complaints

Total Complaints

82,000mi

Median Mileage

Manifold/Header/Muffler/Tail Pipe

Top Issue

Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

53,925 25th Percentile

82,000 Median Mileage

95,101 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

Manifold/Header/Muffler/Tail Pipe

Engine

Cooling System

Engine And Engine Cooling

Retractor

Conventional

Structure

Suspension

Sidewall

Fuel Pump

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"CONSUMER RECEIVED RECALL NOTIFICATION (00V349000) CONSUMER STATES APPOINTMENT WAS MADE TWO WEEKS IN ADVANCED, CONSUMER WAS ADVISED THAT VEHICLE WAS NOT READY BECAUSE THE PART WAS NOT AVAILABLE, CONSUMER IS NOT SATISIFED WITH THE WAY SITUATION WAS HANDLED BECAUSE APPOINTMENT WAS MADE IN ADVANCE AND H..."

"SEAT BELT WILL NOT RETRACT BACK INTO NORMAL POSITION, CAUSING IT TO BE HARD TO PULL AND RELEASE FOR MORE ROOM, CONSUMER WILL BE FORCED NOT TO HAVE A SEAT BELT ON. DEALER NOTIFIED.*AK"

"THE PLASTIC INTAKE MANIFOLD CRACKED AND LEAKED COOLANT ONTO THE ENGINE AND OTHER RELATED COMPONETS. *JB"

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

When Were Complaints Filed?

Number of complaints by the year the issue occurred.

When Does Each Component Fail?

Median mileage at complaint for top components.

Manifold/Header/Muffler/Tail Pipe 14 complaints

25th: 74,250 mi Median: 86,850 mi 75th: 97,857 mi

Engine 12 complaints

25th: 82,497 mi Median: 90,000 mi 75th: 99,858 mi

Cooling System 10 complaints

25th: 65,250 mi Median: 89,391 mi 75th: 101,250 mi

Engine And Engine Cooling 8 complaints

25th: 37,500 mi Median: 56,237 mi 75th: 73,831 mi

Where Are Complaints Coming From?

Top states by complaint count.

CA: 10 FL: 7 TX: 5 AZ: 4 WI: 4 SC: 3 MA: 3 WA: 3 IL: 3 TN: 2

Who Files Complaints?

29.3%

Original Owners

70.7%

Second+ Owners

Ford Mustang Gt — Other Years

See how this model compares across different model years.

Year	Complaints	Median Mileage	Top Issue	Crashes
1996	33	88,500	Manifold/Header/Muffler/Tail Pipe	1
1997	25	85,101	Manifold/Header/Muffler/Tail Pipe	2
1999	41	53,564	Engine	3
2000	71	64,650	Engine	6
2001	78	48,000	Engine And Engine Cooling	14
2002	59	50,000	Engine	9
2003	59	6,000	Manual Transmission	3
2004	21	38,349	Frontal	6
2005	213	45,000	Electrical System	13
2006	178	33,000	Air Bags	15

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28