1999 CADILLAC STS Complaints

View complaints related to 1999 CADILLAC STS. The complaints found here are submitted by actual consumers with first hand experience. There are more than 20 complaints submitted for the 1999 CADILLAC STS. You can submit your own complaint to the NHTSA or call the Hotline, Monday-Friday 8am to 8pm at (888) 327-4236, TTY: (800) 424-9153.

  • 1999 CADILLAC STS
    - DECATUR, GA

    1999 CADILLAC STS EXPERIENCING PROBLEMS WITH WATER SOUNDS BEHIND THE DASHBOARD AS WELL AS THE ENGINE OVERHEATING.*MR THE DEALER REPLACED THE WATER PUMP BUT THAT DID NOT RESOLVE THE PROBLEM. WHILE DRIVING THE ENGINE LIGHT ILLUMINATED AND A WARNING BELL SOUNDED. THE VEHICLE WAS TAKEN TO THE DEALER WHO INDICATED THAT THE ENGINE HAD TO BE REPLACED. TWO MONTHS AFTER THE ENGINE WAS REPLACED THE ENGINE IDLE AND OVERHEATING LIGHT ILLUMINATED. THE ENGINE WAS REPLACED AGAIN. THE MANUFACTURER WAS CONTACTED AND REFUSED TO PROVIDE ANY ASSISTANCE. *NM

    Source: NHTSA VEHICLE OWNERS QUESTIONNAIRE