If it's an automatic transmission the linkage needs to be adjusted. On a manual transmission when it pops out of gear it means there may be a bad synchronize for that gear a mechanic will need to repair. Once in a while a manual transmission will start doing this if it is low on gear oil.
Try to replace the oil filter if the transmission is not engaging when it's cold.
I'm trying to locate the neutral safety switch for my 92 buick park-ave
What would make my transmission slip on a Dodge truck when turning left
You add fluid the same place you check the fluid.
The 1992 Buick Regal transmission has a fluid capacity of 6.3 quarts. You can check the transmission fluid level with the transmission dipstick.
Try either the lower end of the steering column or on the side of the transmission
If external cable or mechanicalPut shifter into "Neutral" position and probably shorten throw to have transmission physically shift to Neutral - that should align all other positions If internal - bring to transmission shop
The 1992 Buick Roadmaster typically comes equipped with a 4-speed automatic transmission, known as the 4T60-E. This transmission is designed for front-wheel drive vehicles and is paired with the car’s 5.7L V8 engine. It offers smooth shifting and is known for its durability in this model.
How to install a waterpump on a 92 Buick road master
The neutral safety switch on a 1992 Pontiac Bonneville is typically located on the transmission. It is mounted on the side of the transmission case and is connected to the gear selector mechanism. This switch prevents the engine from starting unless the transmission is in either the "Park" or "Neutral" position. To access it, you may need to lift the vehicle for better visibility or reach.
check all fuses first, the check transmission safety switch on side of transmission
buick riviera '92. My dad had one and he loved it.