Table 1 shows one common service brakes related problems of the 2006 GMC C4500.
| Problem Category | Number of Problems |
|---|---|
| Service Brakes problems |
: the contact stated when the vehicle was traveling 70 mph on clear dry road conditions, traffic stopped abruptly, which required emergency braking of the vehicle. The brakes shuddered violently. When the vehicle was taken to a service dealer, the problem was not identified, although the brakes were rebuilt. The manufacturer was not alerted.