Table 1 shows four common electrical system related problems of the 2007 Mercedes Benz GL450. The number one most common problem is related to the electrical system (21 problems). The second most common problem is related to the horn assembly (four problems).
| Problem Category | Number of Problems |
|---|---|
| Electrical System problems | |
| Horn Assembly problems | |
| Wiring problems | |
| Alternator/generator/regulator problems |
Blinkers and horn stopped working windshield wipers coming on without being turned on it’s saying drive to workshop without shifting gears and won’t start in the middle of the highway Read details...
I turned on my 2007 mercedes Gl450 in my driveway to warm it up and 1 minute later the horn continually went off. I turned the car off and the horn continued. Smoke began from the passenger rear tail light, then a flame. 911 was called the moment we saw smoke. Read details...
Head lights went off in the while traveling due to defecting wiring system. According to experts mb used an inferior and unsuitable material for the insulation on the electrical wires of some of the Gl450 models. Read details...