One problem related to engine shut off without warning has been reported for the 2008 Cadillac CTS. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2008 Cadillac CTS based on all problems reported for the 2008 CTS.
First incident: when driving, engine would loose power, engine light on, fuel pump replaced second incident: two weeks later, driving car and engine shuts down, no power, no brakes, no power steering, gas milage to empty was at 68 miles. Replaced fuel gauges third incident: one week after replaced fuel gauge, engine shut down while driving, no brakes, no power steering, and gas mileage read out was 69 miles. Fortunately, we were at a standstill in the middle of the road and the car restarted, went to gas station, filled the car with gas, it took 14. 7 gallons, the Cts gas capacity is 18 gallons. Dealer doesn't know what the problem is. Just waiting for a solution. This is a major safety concern that needs immediate attention.