Guess:
Best Guess is defrost or AC are on and the engine is having trouble running the compressor. This is common on these cars when they have another fault with the way they run.
Second best guess, The engine has a run problem, and the extra load causes it to be worse.
there is a vacumm leak .
why is heater on 1995 explorer lukewarm
location of heater damper on 1995 buick lesabre
How do you remove a heater core on a 1995 Audi A6?
a diagram or a picture of where the heater core is in 1995 cadillac deville is
the idle jet in the carb is blocked and needs to be cleaned out and reset
If the heater is not working in a 1995 Camaro, there may be one of two issues. Either the heater core is bad or the heater fuse is blown.
check for vacum leak
where is the heater core for a 1992 bonniville
Serena Williams turned pro in 1995
where are the heater fuses located in a 1995 buick lesabre. the cover for the pasenger fuse box is missing
The heater core is inside the heater unit on the passenger side under the dashboard