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1999 GMC Truck All-New Sierra 1500 Regular Cab
The 1999 All-New Sierra 1500 Regular Cab is a 2-door, up to 3-passenger full size pickup, available in 8 trims, ranging from the SL 6.5' Box 2WD to the SLE 8' Box 4WD. The 1999 All-New Sierra 1500 Regular Cab's closest competitors include the Chevrolet Silverado 1500 Regular Cab 2WD, the Dodge Ram Regular Cab 4X4, and the Ford F150 LD Regular Cab Styleside 4X4.
Upon introduction, the SL 6.5' Box 2WD is equipped with a standard 4.3-liter, V6, 200-horsepower engine that achieves 17-mpg in the city and 23-mpg on the highway. The SLE 8' Box 4WD is equipped with a standard 4.3-liter, V6, 200-horsepower engine that achieves 15-mpg in the city and 18-mpg on the highway. A 5-speed manual transmission with overdrive is standard on both trims, and a 4-speed automatic transmission with overdrive is optional.
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