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Other or unknownPart report

1999 Cadillac Deville Other or unknown Problems

Complaints
4about this part
Share
2%of 187 total for the year
Median mileage
24,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 4 complaints about the other or unknown of the 1999 Cadillac Deville, 2% of the 187 complaints for this model year. Where a mileage was given, the median is 24,000 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“Hi.my car Cadillac de ville de eleganсе1999 42000 miles 1 time changed the wheel. Tell us what the initial rating of this car was .corresponding to the euro 4 class ,to introduce it to europe?who can give you a security certificate?thanks”

NHTSA complaint #11362669, filed 2020-10, 38,000 miles

“Up to this day it has been fine, but now my costco scenera car seat won't unlatch the bottom buckle. It acts like it is stuck and I cannot get my son out without having to pry. I haven't done anything to correct it as I don't know how.”

NHTSA complaint #10863635, filed 2016-05

“Traction control illuminates off and on, indicating a malfunction within brake system, cause unknown. No problems have occurred with brakes. Consumer was concerned that light remained on, and that vehicle has been into dealer six times for same problem . Dealer could not identify the problem.”

NHTSA complaint #894123, filed 2001-08

Other or unknown: other model years

YearComplaintsShare of year
200453%
200375%
200242%
200132%
200031%
199942%
1998104%
199773%
199642%
199522%
199454%
199333%
199221%
199122%
199011%
198814%
198713%
198515%

Other parts of the 1999 Cadillac Deville

Air bags
49 complaints
Engine cooling
47 complaints
Brakes
20 complaints
Electrical system
20 complaints
Steering
13 complaints
Vehicle speed control
11 complaints
Suspension
9 complaints
Fuel system
8 complaints
Tires
8 complaints
Body and structure
6 complaints
Visibility (wipers, defrost, mirrors)
6 complaints
Transmission and drivetrain
5 complaints

← All problems reported for the 1999 Cadillac Deville

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 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