pcv valve-location-1990 Pontiac bonnevilpcv valve on 1990 Pontiac Bonneville---location -on passenger side of engine, under alternator, push over wiring harness wires, as this maybe covering from sight.
My 1994 done this I ended up replaceing the cam senor on it
The battery may be too weak to start the engine. Jump start it or replace the battery.
one location of map sensor on some pontisome Pontiac Bonneville,s map sensors are located in the vicinity of the pcv--valve, over top of it , depends on year.
The fuse box for the 1986 Bonneville is under the dashboard. The box has a small cover over it and you'll see it if you look just above the brake pedal and a little to the left.
Try grounding out pass key box to frame of car as you are cranking over the engine
GM cars of this era had about 43psi of fuel pressure. As you probably suspect the most common cause of your problem is a bad fuel pump.
Anyone else have this problem?
under the radiator on the drivers side you have to remove the splash pan to see it not fun to get to and it drains all over things
Low coolant.
R-12 which is very dangerous. And they don't make it anymore. You need to have what freon is left in it flushed out and then get the kit to switch it over to be able to use 134A. You can get the kit and freon at walmart or pepboys or autozone or whatever local parts store you use.
Drive to nearest car shop, Hand over keys, Money, and car and say "Tune-Up Please!"