Remove battery cables with a 5/16 wrench then take a 13mm deep socket on a 10" extension on a ratchet and remove the one lock down bolt on backside of battery.
Wiki User
∙ 18y agocheck the voltage regulator
probably 3/8"
Replace the gasket.
The gauges on the dash is the instrument cluster.
the kind that convert co2 and oxides of nitrogen into other stuff...
Can't say for sure, but I would encourage you to remove the kick panel and look under the dashboard at the far right side of the passenger's legspace.
On a 1994 Buick LaSabre why does the engine continue to rev up while driving even when the brake is applied ? or when driving why doesn't the engine return to idle when the brake is applied? I would check for a vacuum leak
under rear seat
Check fuse for parking/tailights Could be a bad headlight switch Could be an open in the dimmer rheostat
Check underneath the windshield washer bottle
No
tip top condition I'd say 26 mpg, tip top and driven well. I get maybe 25 out of my '95 LeSabre, on good days.