General Motors Corp
The undependable GMC Denali
To whom it may concern, In November, of 1998, I made a purchase of a '99 GMC Denali, thru a smart buy program as I had done before with my wifes car which I had paid off. A '95 Grand Prix. Right from the start I had problems with the motor rattling and the dealer, Southaven Pontiac, GMC, addressed ...