10.0

really awful
Crashes / Fires:
1 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
21,250 miles

About These NHTSA Complaints:

This data is from the NHTSA — the US gov't agency tasked with vehicle safety. Complaints are spread across multiple & redundant categories, & are not organized by problem.

So how do you find out what problems are occurring? For this NHTSA complaint data, the only way is to read through the comments below. Any duplicates or errors? It's not us.

1998 Cadillac DeVille engine problems

engine problem

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1998 Cadillac DeVille Owner Comments

problem #8

Mar 042011

DeVille 8-cyl

  • miles

A D V E R T I S E M E N T S

Unable to pass Illinois vehicle inspection because the speed control has not work ed in years I'm unable to pass the pollution test.

- University Park, IL, USA

problem #7

Jul 242011

DeVille

  • 170,000 miles
The contact owns a 1998 Cadillac Deville. The contact stated that while driving approximately 65 mph, the cruise control would not disengage. The brake pedal was then engaged, but the vehicle hesitated and would not stop. After approximately two miles, the cruise control eventually disengaged and the vehicle came to a stop. There was a recall under NHTSA campaign id number 97V183000 (vehicle speed control) that may be related to the failure, but the manufacturer stated that the VIN was not included. The vehicle was not repaired. The approximate failure mileage was 170,000.

- Ennis, MT, USA

problem #6

Oct 152004

DeVille 8-cyl

  • miles
The cruise was engaged and the car accelerated. Tapping brake and manually shutting off cruise control switch did not slow it down. Nar the idle air control was occasionally inoperable.

- Caspian, MI, USA

problem #5

Jun 162004

DeVille

  • miles

A D V E R T I S E M E N T S

Problems with 1998 Cadillac Deville cruise control system. When consumer applied while vehicle was in cruise control, it didn't disengage. Consumer switched cruise control off, but it still failed to disengage. Thus turning off the engine. Consumer then restarted the vehicle and without warning accelerated on its own.

- Dowagiac , MI, USA

problem #4

Jan 022002

DeVille

  • Automatic transmission
  • miles
Consumer states that gas pedal hangs up, have to add excessive pressure to break free, causing vehicle to lauch forward at a high speed. Dealer found internal binding in the throttle body and replaced the throttle body and gasket.

- Dalzell, SC, USA

problem #3

Sep 271998

DeVille

  • miles
When traveling about 20mph the cruise control would activate by itself. Owner lost control of vehicle and hit cement flower urn. Manufacturer sent inspector to look at vehicle. Nothing was found.

- Cancakee, IL, USA

problem #2

Feb 031999

DeVille

  • miles
When engine is started, both when cold and hot, in all gear selector positions, and an attempt is made to depress the accelerator pedal, the pedal will nor depress normally. To depress the pedal, a moderate force is required. When this is done, the pedal linkage then makes a "snapping sound" and the pedal then advances suddenly, causing the engine RPM to race. If the car is in any gear when this is done (drive or reverse), the vehicle will then either lurch forward or in reverse. The dealer serviced this problem for the first time on Feb 6, 1999, at which time they diagnosed the cause as foreign material and replaced the J5490 body unit, throttle. This solved the problem for approximately one month. In March 1999, the condition reappeared, and the dealer replaced the J5330 cable, accelerator control. This repair solved the problem for six weeks. During the week of 19 April 1999, the condition reappeared. I believe this is a serious safety issue. I talked to the dealer's service department to schedule follow-on maintenance on April 29. I asked themif this was a common problem, and they confirmed that it appeared to be, based on the numbers of 1996-1998 cars they were seeing with similar conditions.

- O'fallon, IL, USA

problem #1

Jul 091998

DeVille

  • Automatic transmission
  • miles
Sudden acceleration. Qcaw

- Swansboro, NC, USA

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