A four-door Blazer/ Jimmy in 2WD or 4WD were introduced in the spring of 1990 as a '91 model. The 2.5L L4 was improved. The GMC S-15 was renamed Sonoma. A limited-edition GMC cyclone pick-up with a 280hp turbocharged V6 and all wheel dive was introduced. Oldsmobile offered a fully loaded luxury version of the four-door blazer called the Bravada.

 

The '91 Chevy S10 is available in 2-door extended Cab pick-up and 2-door Regular cab pick-up. The engines are 2.5l inline 4, 2.8 L V6, 4.3 L V6. It has also automatic or manual transmissions.