check coolant sensor float most common problem.
How to remove steering wheel on Chevy lumina 2000
underneath the coolant tank, it should be easy to see.
The coolant fan sensor is the same as the sensor that shows the coolant temperature on the dash gauge. It is located on the intake manifold.
They stopped making Lumina's in 2000
Usually on the coolant outlet just before the upper radiator hose.
I have a 2000 Chevy Lumina and am pleased to get around 32 mpg on the highway and 26 to 27 in city driving - Very pleased!
It is in the bottom of the over flow tank.
The battery is located under the hood on a 2000 Chevrolet Lumina. The battery will be on the drivers side.
heater sensor circuit Chevy astro 2000
In the 2000 Chevy Lumina it is on the driver's side of the dashboard, close to the windshield. It is a small hole. I would guess the design hadn't changed since '97, since it works so poorly in 2000, they obviously hadn't improved it any.