It's behind the dashboard about halfway above the floor, almost against the firewall.
It's a nasty job to do if replacement is necessary.
You should have quite abit of experience working on vehicles to be able to do this job.
Where is the heater control valve on a 1994 Buick Regal
The 1994 Buick Regal horn fuse is located in the fuse box. The horn fuse will be in the second column, fourth from the top.
The PCV valve on a 1994 Regal Custom should be located on top of the valve cover. It is a plug in type and is easily changed.
On the top of the starter where wires connect
Its either a bad heater core or a clogged one. They are very expensive.
A 1994 Buick Regal Custom uses 134a refrigerant, not freon.
1994 buick regal inner tie rod ends
Yes
no
Open the front passenger door and remove the plastic cover on the right side of the dash.
The Signal electrical Control is located in the column of driving wheel, the flashers located under the dask
Should be at the firewall on the passenger side