
Look for obvious things, like spots in the garage or driveway where the vehicle is parked overnight. Something to consider which got you here in the first place is, why was it low on coolant? Once you get the system flushed, you may want to be looking at whether the system is leaking. It would be too broad of an answer to try and give you a real response to this. The expense of either solution is dependent upon where you go and where you live.

Yes, it costs a bit more than doing it yourself, but is probably worth your time in the long run. And this shocked me, I thought that Green coolant (Prestone) was compatible with everything, so it's not So, the good thing is that I didn't drive very long with green mixed with orange coolant. So, this is what I was told could happen. They'll actually have the means to recycle the coolant properly. Question regarding mixing green and orange coolants that may damage the engine. Accidentally mixed green coolant with orange coolant what should i do should I flush it out I’m worried it’ll affect the temperature last time I drove my 1995 Deville the temp went up to 228F and didn’t even drive it on the freeway at all. I was checking fluid levels a couple of days ago and noticed that the coolant reservoir was low. Just bought a used 2010 Town and Country.The two antifreeze types are not chemically compatible. Take it to a reputable mechanic or service shop and have them flush it for you. I accidentally mixed my coolant 816 Views 4 Replies 4 Participants Last post by NEIOWAOWNER, N NEIOWAOWNER Discussion starter You should not mix green (IAT) type coolant and orange/pink (OAT) type coolant.You don't want this stuff in the drain system as it is toxic to animals (including humans). The only thing about this is you have to have a way to catch and recycle the coolant which comes out. It is pretty common to have your coolant flushed which will solve your issue. You should, however, get it changed out to the coolant which should be in there as soon as possible just to alleviate any long term issues. Mixing coolant is not a death sentence for you engine or car. While you cannot mix all coolants together, these two (if typical) can be mixed without issue. If you mix the two together, there's no real issue, but you shorten the life of the coolant to that of the green coolant, which means it would need to get changed sooner. It should be replaced about every five years or 150k miles. I’m planning to drive it straight to a mechanic to get a coolant flush and fill done. I read on the Internet that this is harmful and can turn into a sludge. "Orange" coolant implies Dexcool, which is the stuff used in GM vehicles and is a long life coolant. I noticed my engine coolant level was on the low side and accidentally topped off the orange coolant in the tank with green coolant. It should get changed out about every two years.

"Green" coolant is usually considered a typical coolant.
