Chevy Blazer Reviews. With the base engine, they were 21 mpg city, 27 mpg highway and 23 mpg combined, which is just ok given its meager output. The 1998 models received better.

Chevy offers two different engines beneath the hood of the blazer. 2023 chevrolet blazer rs 4dr suv awd (3.6l 6cyl 9a) 22 of 23 people found this review helpful.