

Now that youve drained it, you dont have to replace it with the same. Again, I am not saying that the conditioner is to blame, but it does seem suspicious. Subaru SOA635071 OEM Coolant System Conditioner. If you own a Subaru that has had this campaign completed, keep an eye on your temp gauge. We don't know yet and we have not heard anything from Subaru regarding other dealers reporting overheat conditions on cars affected by the campaign.

It could be that the owners of these cars added something to their cooling system on their own. It could be that these Legacys got a bad batch of radiators. At this point it looks like a bad coincidence. That being said, I should clarify that I AM NOT SAYING THAT THE CONDITIONER IS TO BLAME. coolant additive is simply stop leak finds leaks - clogs them for Subarus warranty, you must use this 'coolant conditioner' myself I will never use it. However, these recent events have us all wondering if the conditioner does more harm than good in the long run. The number of headgasket jobs we do each week has dropped to almost "0" for these engines. This ethylene glycol-based antifreeze/engine coolant combines extreme cold weather protection with long-lasting corrosion and rust protection. They all have two things in common:ġ) They all have blocked radiators (some have temperature differences of up to 30 degrees from one side to the other)Ģ) They all rececently had the Subaru Cooling Conditioner WWP-99 Service Campaign performed.įor those that don't know: Subaru acknowledged a problem with the headgaskets on certain 99-02 MY 2.5L Phase II engines and decided to try to correct the problem by having us dealers add a "special" Coolant Conditioner (aka headgasket in a bottle) to correct it. This recommendation applies to every Subaru model for every model year.

:smile: Your problem could be an unfortunate coincidence. I just had that done on my son's '03 & my new to me '07 FSXT. Subaru Cooling System Conditioner has recently been required to be added with every coolant replacement to prevent coolant system leaks. 3 If you have the coolant changed at the dealership, the Subaru condition is added as part of the service.
#Subaru coolant additive conditioner free#
We have seen a rash of 00-02 Legacy's recently with overheating problems, esp. Is there a required coolant additive Yes. Subaru SOA635071 Coolant System Conditioner 48 product ratings About this product Brand new 6.83 Make an offer: Brand New 13 viewed per day Stock photo Brand new: Lowest price 6.83 Free Shipping Get it by Wed, Mar 1 - Mon, Mar 6 from Chandler, Arizona New condition 30 day returns - Buyer pays return shipping Genuine Subaru Parts.
