Here's a link to a schematic and instructions on replacing the coolant sensor (from the Auto Zone website) http://www.autozone.com/shopping/repairGuide.htm?pageId=0900c15280067b92 Good luck!
how to add coolant to 1991 lumina?
Should be by the alternator in the back
sould be on the manifold
at or near the thermostat housing
problem with the coolant sensor check the connection on the sensor reset your OBD I code if that don't work replace the coolant sensor
how can i change the turn singal on a 1990 Chevy lumina
Probably not, but it will certainly cost in fuel, performance and excessive emissions.
The 1991 Chevy Lumina is fuel injected and has no carburetor.
code 15 coolant temp sensor low temp indicated change cts sensor or test with multi meter
Green coolant
intake manifold vaccum leak
where is the fuel pressure regulator on1991 lumina 3.1 /