Table 1 shows one common exterior lighting related problems of the 2006 GMC Sierra.
| Problem Category | Number of Problems |
|---|---|
| Tail Light problems |
: the contact stated while traveling 50 mph, a bumping noise was heard coming from the rear of the vehicle. When the contact looked in the rearview mirror, nothing was noticed. When the vehicle was parked, the contact found the driver side taillight assembly was hanging by the wires. The dealership determined the tabs holding the taillight fractured and ordered a new taillight assembly.