ok i have a 1988 chevy caprice and its having a number of problems.....one when i stop it still idling high.....two when i start it it low idles and cuts of i have to start it a number of times.......here are sum thing u might want to kno about the car........no cat there is just a straight pipe to the muffler..........needs a manifold gasket............i use mobile one oil n it doesnt need a oil change for about 1500 miles...............new ign wires............new rotor.........new fuel filter.......... vacum lines missing from the two pipes that come up like r's on each side of the engine...........pollution pulley frozen someone please help