TP1015 fuel filter ~20k miles

Joined
Feb 9, 2024
Messages
112
OEM filter on my ‘21 3.0 duramax. Manual recommends 30k but I’ve been doing 20k changes since new. Sorry for blurry pic. Didn’t check before I tossed it

IMG_0072.webp
 
That is really clean. Does the Duramax take just one filter?
Yes.

I’ve seen pics posted in other groups that look much worse, but mine have always looked like this. I’ve used a fuel additive pretty much from new. Kroger diesel since about 10k miles (71k now)
 
Yes.

I’ve seen pics posted in other groups that look much worse, but mine have always looked like this. I’ve used a fuel additive pretty much from new. Kroger diesel since about 10k miles (71k now)
Thanks, Does it have a water separator you need to drain?
 
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