Table 1 shows ten common exterior lighting related problems of the 2006 Chevrolet Trailblazer. The number one most common problem is related to the headlights (61 problems). The second most common problem is related to the exterior lighting (45 problems).
Engine will shut off going down the road then after several minutes it will start again. Also I have had the headlights go out driving at night they will suddenly go out. Read details...
The headlamps have quit working when driving at night but will come back on later. This has happened several times. I found gm recall number 14291 that is supposed to include 2006 chevy Trailblazers and pertains to this problem. Read details...
Headlights cutting out (completely off) at night while driving vehicle in a normal fashion and during good weather conditions with all interior lights off except gauges in dash display. No secondary lights or electronics on and on a dark road with very limited street lighting and while driving at Read details...