1999 Cadillac Sts Problems

Below Average Complaints

Real NHTSA owner complaints for the 1999 Cadillac Sts.

19982000
Complaints
16
Crashes
0
Fires
1
Injuries
0
Fatalities
—
Recalls
0

Worst 1999 Cadillac Sts Problems

Top 3 most-reported issues with average mileage at failure.

#16 complaints

Electrical Faults

Avg mileage:77,456 mi
#23 complaints

Engine & Cooling

#33 complaints

Engine And Engine Cooling:Engine

Considering a 1999 Cadillac Sts?

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All Problems by Category

Every NHTSA complaint category for the 1999 Cadillac Sts.

Electrical Faults
6
complaints
Crashes
—
Fires
—
Avg Miles
77,456
Engine & Cooling
3
complaints
Crashes
—
Fires
—
Avg Miles
—
Engine And Engine Cooling:Engine
3
complaints
Crashes
—
Fires
—
Avg Miles
—
Engine Problems
2
complaints
Crashes
—
Fires
1
Avg Miles
—
Steering Defects
1
complaints
Crashes
—
Fires
—
Avg Miles
—
Suspension:Front
1
complaints
Crashes
—
Fires
—
Avg Miles
—

Search Owner Complaints

Read what owners actually reported to NHTSA for the 1999 Cadillac Sts. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.

Other Cadillac Sts Years

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1999 Cadillac Sts — FAQ

Answers based on real NHTSA complaint and recall data for this specific model year.

Is the 1999 Cadillac Sts reliable?
Verdict: Below Average Complaints. The 1999 Cadillac Sts has 16 NHTSA complaints, 0 crash-related, and 0 recall campaigns. The most common issue is Electrical Faults with 6 complaints. Source: NHTSA via VinItel.
What are common problems with the 1999 Cadillac Sts?
Top reported problems: Electrical Faults (6 complaints, avg 77,456 mi); Engine & Cooling (3 complaints); Engine And Engine Cooling:Engine (3 complaints). Every complaint is filed by an owner with NHTSA — this is raw reported data, not editorial opinion.
At what mileage do problems start on the 1999 Cadillac Sts?
The weighted average mileage at time of complaint is about 77,456 miles. Some components fail earlier, some later — check the "All Problems by Category" table above for per-issue averages.
Does the 1999 Cadillac Sts have any recalls?
No NHTSA recall campaigns have been issued for the 1999 Cadillac Sts as of the latest data sync. Verify by VIN for the most current status — new recalls can be issued years after a model year ships.
Should I buy a 1999 Cadillac Sts?
Fewer complaints than typical for this model. That's a good sign, but every individual car is different — the VIN still tells you what happened to this specific one.

Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinItel.

Wider context: See the full Cadillac Sts reliability report with year-by-year comparison and generation analysis.

Check Your Specific 1999 Cadillac Sts

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