?1997 Chevrolet C2 and above GVW) 5.7 auto with factory CNG setup(Bi-Fuel). Truck is in real good shape, has new 10 ply tires, seat has just been recovered, tinted windows, ac blows cold. Brake controller and aftermarket am/fm cd radio. 188300 miles $4500.00 Selling only because we are moving where CNG is not available.