Motorhome2

3k and you only used 1/2 tank?? I'd say she a sipper! My 15 Duramax would suck down an entire tank about every 4k, which equates to me...

I was told by a mercedes mechanic to keep your def tank full. He advised to fill it after every two fuel fill ups. Def w oil ll cause...

Do not overfill the DEF tank as it will cause problems. I never add more until I’m at a quarter of a tank.

If you want peace of mind, test what is in the tank with this tester from Amazon...

X2 on holding off. I try to top mine off when I'm down to a 1/4 tank, unless I'm doing a lot of traveling. I've stopped using the...

STILL LOOKS CLEAR TO ME WITH NO CRYSTALS.

Thank you!! I will wait until it is closer to 1/4 tank before refilling it.

It was above that during summer months but far below during winter months. Hopefully it is ok. I don't want to contaminanate the new def...

I bought my Jayco 24L the end of 2023. It had a full tank of def when we got it but during 2024 we only drove around 3K miles and used...