Are you sure that the cooling fans are running? And that you got all the air bubbles out of the system after the tstat change? On my brothers duramax it would over heat. Ended up being a leaky radiator cap.
"Azie L. Magnusson" <maggie11@mchsi.com> wrote:
>
>My wife has a 2002 Jaguar Vanden Plas All aluminum
>4.0L V8.. Best road car I've ever been in & I love to drive
>it. Lately it has overheated on 2 seperate occasions. Once
>before I changed the T'stat & once after I changed it
>(today).. It has to be the radiator not sufficiently transfering
>the heat. Here goes with my Q.. Has anyone ever used CLR
>around or in aluminum?? It states plainly on the container
>not for use on aluminum.. However, I used it once in my '95
>Dakota that has an aluminum water pump & if I'm not
>mistaken it also has an aluminum radiator. It cleaned the
>radiator sufficiently to keep the truck from overheating again
>& I still have the same rediator in it & the same water pump
>on it. I drive it all the time. Keep in mind that after I ran the
>truck/engine for a full day(approx 65 miles with 50 being
>highway), I flushed it out thouroughly. & then flushed it out
>again the next week..
>Too pull the radiator in the Jag, the manual says you have to
>pull it with the A/C Condensing coil as a unit & that requires
>evacuating the A/C system.
>I want to empty a container of CLR into the radiator & drive
>the car around for a day or so & put about 50-60 miles on
>it & then flush it out a couple of times. What are the chances
>of doing big $$$ worth of damage to the internals of the
>all aluminum engine?????
>Any & All opinions appreciated, but especially those that have
>experience with CLR & aluminum!!!!!!!
>Car has 133K+ miles on it.
>
>Have a great day, feed your Faith and
>soon your doubts will starve to death!
>
>Azie
>
>
This archive was generated by hypermail 2b29 : Sat Oct 01 2011 - 11:35:32 EDT