1997 Pontiac Bonneville "clogged heater core cause intake" Questions

...heater core. When you flushed the coolant did you have oil traces in it? Does the reservoir bottle have oil traces all inside of it? Did car ever overheat or does it? Dont think that car has a heater ...

...clogged, to free it you will need to use a water hose and remove the hoses from the vore then flush water through both sides of the heater core, you will see the dirty blockage material come out, ...

Clogged heater core. Leaking heater core-heater core bypassed. Heater box door not operating properly or inop. Vacuum leaks or broken lines/cables. Intake manifold leaks Clogged radiator Could be many

clogged heater core.Check it out. you may have a problem with the coolant passages in the intake manifold clogging. also i have seen intake gaskets installed incorrectly causing coolant circulation to

clogged drain! Good luck! Joe Check your a/c drain first. Easiest and most likely cause. Hose from air can be blocked or fallen off.Heater core can be leaking.Heater tap.Heater hoses.If air con ok.You

...scan for free but wont clear it. if the engine is not low on coolant and engine is not running hot, suspect a poss. clogging heater core. could try to flush heater core first before replacing.

heater core is clogged. SOMETIMES you can switch the two hoses around by removing the quick disconnects and just install them with hose clamps and reverse the direction of the coolant flow through the

...heater core replaced initially which was bad as I was losing coolant but alas am getting water still ..the a/c condensation line is not clogged..had that checked ( my brother-in law is a back yead ...

...clogged the inlet of the heater core. Every time you run the car, the flow of the coolant packs it in tighter. I will show you how to run water thru the core and dislodge the clog. You will only need ...

...clogged from dex-cool antifreeze.This is the pink stuff.This will also plug the heater core.You will need to flush the cooling system and back flush the heater core.Prestone makes a real good cooling ...