Introduced as the S-15, the smaller GMC pickup truck officially adopted the Sonoma name in 1991. In 1994, an all-new version of the GMC Sonoma featured modernized styling, improved suspension and a ...

Select a vehicle trim below to get a valuation. 1/2 Ton Pickup Extended Cab SLS 2WD V6 1/2 Ton Pickup Extended Cab SLS 4 Cyl. 1/2 Ton Pickup Extended Cab SLS 4WD V6 ...