One problem related to engine shut off without warning has been reported for the 1999 Cadillac SLS. The most recently reported issues are listed below.
Bought auto 2003,after 3mo auto engine would shut off without warning at any speed,highway or in driveway. Took auto to dealer and auto kept for 3 days and dealer unable to duplicate problem. Took auto back 5 other times and same results each time. Complete tuneup was done that cost over $500. 00 dollars ,vacuum hoses replaced,ignition inspected ,complete computer diagnostic electrical component checks. Auto still dies without warning. Sometime within 2wks and sometimes within 2mos.
| Engine Shut Off Without Warning problems | |
| Engine Rattling And Whining Sounds problems |