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GMC Pickup S15 Specs

by Tony Pierce

The GMC S15 pickup, which was the GMC version of the Chevrolet S10, was available from 1982 to 1990. In 1991, GMC replaced the S15 with the Sonoma.

Models and Dimensions

The GMC S15 was available with a regular or extended cab. In the regular cab models, a short bed and a long bed were available. All models had a height of 61.3 inches and a width of 64.8 inches. The regular-cab, short-bed S15s had a wheel base of 108.3 inches and an overall length of 178.2 inches. Regular-cab, long-bed models had a wheel base of 117.9 inches and an overall length of 194.2 inches. The wheel base of extended cab models was 122.9 inches and overall length was 192.8 inches.

Engines

The 1990 GMC S15 pickup came standard with the 2.5-liter, four-cylinder engine, which had 94 horsepower at 4,400 rpm and 130 foot-pounds of torque at 3,200 rpm. The other engine option was the 4.3-liter, V-6 engine that had 160 horsepower at 4,400 rpm and 230 foot-pounds of torque at 3,200 rpm.

Transmissions and drivetrains

The 1990 GMC S15 pickup came standard with a manual, five-speed transmission and had the option of an automatic, four-speed. The pickup was available with two- or four-wheel-drive drivetrains.

Fuel economy

The GMC S15 pickup got between 15 and 21 mpg in the city and between 19 and 25 mpg on the highway. The most fuel-efficient model was the the two-wheel drive, manual transmission model with the 2.5-liter, four-cylinder engine.

About the Author

Tony Pierce has worked as a professional writer since 2005. He has had articles published in the "Oklahoma Daily," the "Oklahoman" and the "Chicago Sun-Times." Pierce holds a Bachelor of Arts in journalism from the University of Oklahoma.

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