There is a common ground point for several circuits including the fuel pump and IP gauges which is particularly vulnerable to corrosion in areas using deicing salt. The connector ground bus is located in the driver door sill plate area under the carpet. Check the connector for good contact; it may be your gremlin.
Link with photos:
http://www.bonnevilleclub.com/forum/kb.php?mode=article&k=102
Have you checked the computer codes? If so, what do they say?
i have changed all my bulbs for a 1994 Bonneville still i have no tail lights for nite driving
could be fuel filter
By estimation it's about a four to five-hour drive.
You race using Race cars and driving on the salt flats.
crankshaft position censor
Cam sensor could be bad
replace the cam position sensor.also if this happens agin, while driving, put vehicle into neutral and start engine while coasting.by the time you have restarted engine, you will usually have slowed down enough to reengage transmission with out stopping
The approximate driving time and mileage information - Between: Fresno, CA and: Bonneville, UT Driving miles: 780 Driving time: 11 hrs - is based on traveling non-stop in good driving conditions. Driving time does not take into consideration conditions which may extend travel time such as weather, road work, border crossings, and rush hour traffic in urban areas. Mileage denotes actual road miles covered as opposed to Point A to Point B linear distances on a map.
It most likely has a plugged catalytic converter.
The transmission computer has detected a malfunction. You need to have it checked for codes.
Check for code in computer Usually a crankshaft sensor does the same thing is culprit,but have scanned first