$6,690 below This vehicle is about $6,700 less than the average price for a 1989 GMC Sierra 1500 for sale in the United States. 1989 GMC Sierra 1500 286,698 miles / $18,990
$1,934 below Based on the average price for a 1989 GMC Sierra 1500 for sale in the United States, this is a good deal for this vehicle. 1989 GMC Sierra 1500 375,659 miles / $1,995
$1,881 below Based on the average price for a 1989 GMC Sierra 1500 for sale in the United States, this is a good deal for this vehicle. 1989 GMC Sierra 1500 162,223 miles / $6,500