My complaint is with the service department at Wheaton gmc in Nanaimo. I had my 06 sierra cause I was having problems with the breaks and steering. Turned out it was the steering arm that needed to be replaced and also the break calliper was siezed so the breakes where practicaly on constantly. So that was all covered under warranty no big deal about that but due to the break callipers It had odd tire wear and I have to get new tires at only 40000 kms, the original tires are suppose to last 80, 000. So it is a little early to be replacing them... read full review »