I HAVE A 2007 CADILLAC STS - TOP OF THE LINE CAR. AT 800 MILES, I HAD TO HAVE A NEW ENGINE PUT IN THE CAR AND NOW AT 4,000 MILES, THE ELECTRICAL SYSTEMS FAIL, WITH OUT ANY WARNING. THE CAR'S ELECTRICAL SYSTEM TOTALLY SHUTS DOWN, THE HYDRAULIC SYTEMS FAILS AND THE ENGINE IS OBVIOUSLY OFF. THERE WAS NO INDICATION OF ANY FAILURE OR ANY WARNING, THE CAR'S ELECTRICAL SYSTEM SIMPLY SHUTS OFF - COMPLETE…
2007 cadillac STS electrical problems
severe 10 complaints filed with NHTSA · avg repair $850
Complaints
10
Recalls
0
Crashes
1
Avg fix
$850
What owners are reporting 6 most recent
VEHICLE FAILED TO START THREE TIMES SINCE PURCHASED NEW AND HAD COMPLETE SHUT OFF AT HIGHWAY SPEEDS ONCE. SINCE THIS IS AN INTERMITTENT PROBLEM, CADILLAC DEALER ADVISED ME THAT THEY CANNOT DIAGNOSE WITHOUT REPRODUCING PROBLEM. THIS IS AN UNSAFE CONDITION AND AN UNACCEPTABLE RESPONSE FROM CADILLAC. *JB
ENGINE RANDOMLY STOPS RUNNING WHILE CAR IS GOING AT HIGH SPEEDS OR LOW SPEEDS. ENGINE WILL RESTART AND TRAVEL FOR VARIOUS DISTANCES BEFORE OCCURRING AGAIN. THIS PROBLEM HAS BEEN REPORTED ON MANY 2007 CADILLAC AND GM HAS MADE A RECALL ON ALL 2007 CADILLAC EXCEPT THE STS MODEL ! IT USES THE SAME IGNITION SWITCH AS THE OTHER MODELS. VERY DANGEROUS SITUATION IF ANOTHER CAR IS BEHIND. *TR
Air bag on the steering wheel has oozing glue that oozed/leaked out of the airbag and has hardened on outer cover! Lights and radio don’t disconnect or turn off when car is turned off and drain battery.
TL* THE CONTACT OWNS A 2007 CADILLAC STS. WHILE DRIVING 65 MPH, THE VEHICLE STALLED AND THE CHECK ENGINE WARNING INDICATOR ILLUMINATED. THE VEHICLE WAS UNABLE TO RESTART. THE CONTACT OBSERVED AN ABNORMAL NOISE COMING FROM THE VEHICLE. THE VEHICLE WAS TOWED TO THE DEALER, BUT WAS NOT DIAGNOSED. THE CONTACT STATED THAT THE VEHICLE HAD A NEW STARTER AND ALTERNATOR. THE MANUFACTURER WAS NOT MADE AWARE…
ON MANY OCCASIONS, MY 2007 CADILLAC STS EXPERIENCED THE EXACT SAME IGNITION PROBLEM AS OTHER MORE POPULAR MODELS OF THE 2007 CADILLAC. THIS PROBLEM CAUSES THE ENGINE TO SUDDENLY QUIT WHILE DRIVING CAUSING SERIOUS DANGER TO BEING HIT BY THE CAR BEHIND ME. IT DOES NOT MATTER WHETHER YOU ARE DRIVING AT 20 MPH OR 65 MPH. IT RANDOMLY CAUSES THE ENGINE TO DIE. AN IGNITION RECALL HAS BEEN ISSUED ON MA…
Common questions
How serious is the electrical problem on the 2007 cadillac STS?
It's a meaningful issue. 10 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $850.
At what mileage does the electrical typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $850 for electrical repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to electrical?
No active recalls currently cover electrical issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
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