"How reliable is the 1999 Cadillac Seville?"

"Based on 106 NHTSA complaints, the 1999 Cadillac Seville has a median complaint mileage of 52000 miles. The most common issue is Gasoline."

"What are common problems with the 1999 Cadillac Seville?"

"The most frequently reported component in NHTSA complaints for the 1999 Cadillac Seville is Gasoline, accounting for a significant portion of the 106 total complaints filed."

1999 Cadillac Seville: Reliability Data

Source: NHTSA — 106 complaints

106

Total Complaints

52,000mi

Median Mileage

Gasoline

Top Issue

Crash Reports

When Do Complaints Happen?

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

43,776 25th Percentile

52,000 Median Mileage

89,801 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

Gasoline

Engine

Electrical System

Suspension

Alternator/Generator/Regulator

Engine And Engine Cooling

Engine

Tires

Frontal

Antilock/Traction Control/Electronic Limited Slip

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"CONSUMER CONTACTED THE DEALER IN REFERENCE TO NHTSA RECALL 99V070000/ MANUFCTURER'S RECALL 99013. DEALER STATED VEHICLE WAS NOT INCLUDED IN RECALL. CONSUMER THEN CONTACTED MANUFACTURER. MANUFACTURR STATED THAT VEHICLE WAS INCLUDED. DEALER REFUSE TO SERVICE VEHICLE UNTIL MANUFACTURER SENT NOT..."

"VEHICLE EXPERIENCING PROBLEM WITH BOTH HEAD LIGHTS AND REAR BRAKE LIGHTS LEN COVER ALLOW RAIN AND MOISTURE TO GET IN; CAUSING DEPOSIT AND POOR VISIBILITY ON LIGHTS LENS. DEALER NOTIFIED AND INFOMED THAT THE WAY THE MFR. DESIGN THE IT. CAN NHTSA HELP IN THIS MATTER."

"CONSUMER CONTACTED THE DEALER IN REFERENCE TO MANUFACTURER'S RECALL 99013/NHTSA RECALL 99V07000, GENERATOR SHORTING OUT. DEALER HAD VEHICLE IN SHOP FOR FIVE DAYS AND NO REPAIRS WERE DONE. PLEASE PROVIDE ANY FURTHER DETAILS. *AK"

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.

Engine 9 complaints

25th: 40,513 mi Median: 48,776 mi 75th: 85,500 mi

Electrical System 8 complaints

Median: 88,000 mi

Where Are Complaints Coming From?

Top states by complaint count.

CA: 16 VA: 10 OH: 8 NY: 8 MN: 7 MA: 6 PA: 5 AZ: 4 MI: 4 NJ: 4

Who Files Complaints?

38.7%

Original Owners

61.3%

Second+ Owners

Cadillac Seville — Other Years

See how this model compares across different model years.

Year	Complaints	Median Mileage	Top Issue	Crashes
1990	24	-	Vehicle Speed Control	3
1991	28	-	Frontal	8
1992	31	-	Vehicle Speed Control	8
1993	53	118,000	Gasoline	2
1994	66	104,000	Gasoline	4
1995	87	93,500	Hoses, Lines/Piping, And Fittings	5
1996	156	91,000	Gasoline	11
1997	134	89,007	Antilock/Traction Control/Electronic Limited Slip	4
1998	78	78,300	Gasoline	4
2000	57	50,000	Engine	4
2001	68	51,010	Suspension	5
2002	66	100,000	Suspension	6

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