Table 1 shows twelve common engine and engine cooling related problems of the 2003 Chevrolet Suburban. The number one most common problem is related to the engine and engine cooling (ten problems). The second most common problem is related to the car stall (two problems).
Vehicle suddenly started going into reduced power mode and providing an error code indicating a problem with the throttle control sensor. From the hundreds of online posts (some by gm mechanics) this is an ongoing problem with many 2003-2008 trucks and suvs made by gm. Read details...
The contact owns a 2003 Chevrolet Suburban. While driving at 60 mph, the vehicle stalled. The contact was able to restart the vehicle. The failure recurred on numerous occasions. The vehicle was taken to an independent mechanic but was unable to diagnose or repair the vehicle. Read details...
At start-up, usually when engine has been run/warmed, a "clicking" (as if the oil level was low/lifters) sound is heard for 30-plus seconds. My concern is the long-range (I. E. , out of warranty) effects this condition will have on the life of the engine. Read details...