2002 Cadillac SLS Electrical system Problems
- Complaints
- 2about this part
- Share
- 20%of 10 total for the year
- Median mileage
- 99,600miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the electrical system of the 2002 Cadillac SLS, 20% of the 10 complaints for this model year. Where a mileage was given, the median is 99,600 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.
“The contact owns a 2002 Cadillac SLS.the contact stated that while driving 60 MPH, the battery warning light illuminated as the vehicle stalled. The contact stated that once he was able to restart the vehicle, the check engine light was still illuminated. The vehicle was taken to an independent mechanic however, the technician was unable to diagnose the problem. The manufacturer was not made aware of the failure. The vehicle was not repaired. The failure mileage was 58,806 and the current mileage was 90,200.”
NHTSA complaint #10575153, filed 2014-03, 58,806 milesRelated service bulletins
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- 10225615Oct 19, 2022This service bulletin provides information on Module Harvesting.
- 10081022Jun 14, 2016This preliminary information communication advises the technician that ,when testing any circuit for open or resistance, it is imperative that all related terminal pin fit and…
- 10083898Apr 27, 2016This preliminary information communication advises the technician if unable to place an onstar call in the ignition on mode after the onstar canada upgrade, to contact the gm…
- 10083484Apr 19, 2016This preliminary information communication provides information to help the dealership technicians perform a parasitic drain test for the onstar module. When performing battery…
- 10078735Apr 19, 2016This preliminary information communication provides information to help the dealership technicians perform a parasitic drain test for the onstar module. When performing battery…
- 10078734Apr 19, 2016This preliminary information communication advises the technician the steps on repairing the concern. A customer may identify a concern of unable to reactivate a vehicle's onstar…
- 10083900Apr 8, 2016This preliminary information communication advises the technician, if unable to place an onstar call in the ignition on mode after the onstar canada upgrade to contact the gm…
Electrical system: other model years
Other parts of the 2002 Cadillac SLS
3 complaintsBody and structure
2 complaintsBrakes
1 complaintsElectronic stability control
1 complaintsEngine
1 complaintsOther or unknown
1 complaints
← All problems reported for the 2002 Cadillac SLS
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