2011 CHEVROLET TRAILERING & TOWING VEHICLE SELECTOR

2011 CHEVROLET TRAILERING & TOWING VEHICLE SELECTOR TOW/HAUL MODE Tahoe, Silverado and Express models offer an innovative Tow/Haul mode system that gives automatic transmissions on selected models a dual-mode shift program. This feature raises upshift points to use more of the engine’s power for strong acceleration and raises downshift ................
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