1993 toyota pickup no power going up hills - 1994 Toyota Pickup

there are several things that can cause the problems you are having. the first is ignition timing. the rest are as follows: excessive play in distributor shaft, while checking that, check distributor cap, wires, etc., faulty or incorrectly gapped plugs, dirty air filter, faulty ignition coil, brakes binding, incorrect auto tranny fluid level, clogged fuel filter, slipping clutch, egr system not functioning properly, low or uneven cylinder compressions.,vacuum leaks on or around the intake manifold, or a fault with the fuel injection or engine management system there are several things that can cause the problems you are having. the first is ignition timing. the rest are as follows: excessive play in distributor shaft, while checking that, check distributor cap, wires, etc., faulty or incorrectly gapped plugs, dirty air filter, faulty ignition coil, brakes binding, incorrect auto tranny fluid level, clogged fuel filter, slipping clutch, egr system not functioning properly, low or uneven cylinder compressions.,vacuum leaks on or around the intake manifold, or a fault with the fuel injection or engine management system