Not likely.... I'd never use anything "temporary" on a head gasket.
video to learn how to replace the engine gasket..upper & lower gasket for 1999 Monte Carlo.
I am have the same problem with my 06 Monte Carlo LT. Took to the dealer. Its a head gasket leak.
How to replace head gasket on 05 3.4 monte carlo
has the red coolant in a 2005 monte carlo been changed since reports on it deteriorating the head gasket?
around $25.00 canadian for the part
figure on at least $1,000.
If you have it done it will be at least $1,000.
Blown head gasket.
I just had my intake gasket changed on my 99 Monte Carlo for the same thing. My cousin is a mechanic and has changed the same gasket on several cars with the 3.1 engine. The gasket is about $60 - $75 plus labor.
thermostat gasket probably leaking. replace thermostat and gasket making sure that thermostat housing is flat.
Most libraries have repair manuals you can copy with step by step instructions.
It's probably a head gasket problem.