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2003 duramax

If it's not leaking, any ps fluid will do. Some old timers will say type F atf, thou I am not sure how modern hydraboist will like that.

Clean fluid is important. Ps should be changed every few years depending on mileage
 
If it's not leaking, any ps fluid will do. Some old timers will say type F atf, thou I am not sure how modern hydraboist will like that.

Clean fluid is important. Ps should be changed every few years depending on mileage
Well it's starting to leak right where the c10 started before blowing out. At the pitman arm...
So I need to toon it off, so any kind of power steering will do? Im thinking one with "stop leak"..

I'm heading out today to grab some, just want to make sure I get what I need


Is this good enough?
 
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Yeah I always do all the filters. Especially if you're only servicing it once a year. Fuel additive is a good idea. Stanadyne makes a good one. There's lots of them out there. Anything that adds lubricity back to the fuel will help your injectors and pump stay happy longer.
 
Yeah I always do all the filters. Especially if you're only servicing it once a year. Fuel additive is a good idea. Stanadyne makes a good one. There's lots of them out there. Anything that adds lubricity back to the fuel will help your injectors and pump stay happy longer.
I'm at 6000 miles since last fuel and oil change.

This stuff?

Or this
 
I always ran Lucas in my diesels. Always 1mpg more and never had an injector or pump issue between the vp, cp3, or cp4.
 
Good info here, if you can stand the guys voice...haha
Also, Project Farm is science:
That being said, I use Hot Shots everyday additive in my two diesels.
 
I liked the Stanadyne cuz it comes in bottles that work per full tank. There's other versions too. I used to get it at Tractor Supply.
 
Chiming in about additives.
I have had the fleet at my work using Schaeffer's since 2010. I tested it in just two trucks for a month, which gave me enough data to persuade the boss to switch, considering that we buy fuel by tanker load. It made a very noticeable difference in injector longevity.
My son and I have been using their products as well.

I have heard good reviews of Lucas products and would definitely use those if I didn't have such a good connection to Schaeffer's.
 
I use the optilube xl. Bought a gallon and a couple of small 2oz bottles that I keep behind the seat. It's just lubrication - no cetane, no water, no de gelling - dont need it in az.
 
So on a full tank how much do I put in?

I guess either 1 or 2oz is fine

How often do I use this stuff?

2003 duramax extended cab

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