Engine, Vortec 4.3L V6 MFI (195 hp [145.4 kW] @ 4600 rpm, 260 lb-ft of torque [351.0 N-m] @ 2800 rpm) (Requires T*15*03 or TC15753 Models. Standard with T*15*03 and TC15753 Models. Not available ...
Like other GM EVs, the Sierra also lets the driver temporarily call up additional regen with a steering-wheel paddle, a bit like using the engine braking in a combustion vehicle. GMC estimates ...