Sounds like the linkage that goes from your gearstick to the transmission needs adjusting.
Engine idling in park
Engine idling in park.
check your transmission fluid or it may be something electrical if your cavalier transmission is run by electronics. If not it may be a sun gear inside the transmission so you may need to get the transmission rebuilt.
Depends on the engine the Park Avenue had in it.
350 Engines dont have transmission fluid. The Transmission does. Start the engine, leave the trans in Park, pull the dipstick and look at it. fill to full mark when the engine is fully warned up
The transmission dipstick is at the center rear of the engine comparment behind the distributor. This is how you have to fill the transmission fluid as well. DO NOT overfill the transmission fluid, that is the quickest and easiest way to damage a transmission. Transmission fluid is to be checked on a warm engine, idling in park.
Two for tranny and two for engine.
Yes. Park on a level surface. Start the engine and leave it in park. Pull out the stick and wipe it off. Insert it back into the transmission. Pull it out again and read the level.
There is a little pin in the transmission that locks the transmission gear to the engine. It is likely sheared off
engine running in park. when warm it should be between the "hot" and "cool" markings on the dipstick.
Your transmission needs to be rebuilt or the fluid is gone.
Most automatic transmissions do not have a filler plug or cap. The transmission fluid is added by using a long-neck funnel, which is placed in the tube the dipstick for the transmission sits in. Be sure to test the level while the engine is running, with the transmission in either park or neutral. Be very careful not to over fill the transmission, and make sure that you have the right kind of transmission fluid for your vehicle.