When to change the oil on a Duramax?

Always follow the severe duty maintenance schedule if you’re driving conditions include: 10,000 miles or when “change engine oil” message is displayed by the oil life monitoring system Check filter condition every oil change and replace as necessary; replace at 45,000 miles regardless

Are there any flaws in the Cummins Duramax?

Still, and just as we exposed the shortcomings of the almighty Cummins, the Duramax isn’t without its flaws—some of them catastrophic. For example, did you know the injection pump on the LML version is prone to coming apart and wrecking the entire high-pressure fuel system when it does?

Why is my Duramax diesel engine not working?

The trucks computer keeps track of how much fuel needs to be added or subtracted from each individual cylinder to make the engine run smoothly, and this value is called the balance rate. If one cylinder is contributing too much or not as much as the rest, the cause is usually a bad injector and the cure is a replacement.

How often do you change the INT filter on a 6 speed Duramax?

Replace external filter at 45,000 mile intervals and full service at 97,500 miles under normal conditions. Perform full service (new fluid, ext & int filter) every 45,000 miles under severe duty conditions. Replace manual transmission fluid. GM advises that the ZF S6-650 6 speed manual transmission does not require service.

Are there any problems with the Duramax engine?

The failure is most common in higher horsepower engines, but can still occur in moderately modified and even stock power plants. Not specific to one version of Duramax in particular (ex: LB7, LLY, LBZ, LMM or LML), the problem exists across all generations.

How many versions of the Duramax diesel engine are there?

All told, there are six different iterations of the Duramax diesel engine: LB7, LLY, LBZ, LMM, LML, and L5P spanning from 2001 to the present day. Each version of the engine has its own issues and quirks, and some are less problematic than others.

What is the maintenance schedule for a Duramax?

When purchasing parts for your Duramax, be cautious with model years where an engine was phased in/out as the incoming engine may have parts that are not interchangeable with the outgoing engine. Always follow the severe duty maintenance schedule if you’re driving conditions include:

How often should I Change my 6.6L Duramax transmission?

6.6L Duramax Maintenance Schedule, Service Intervals. GM advises that the ZF S6-650 6 speed manual transmission does not require service. To maintain shift quality and promote transmission life, consider replacing fluid at 60,000 mile intervals, especially if usage meets any of the severe duty conditions.

Are there any problems with the GM Duramax?

In stock form and even when substantially modified, GM’s legendary V8 diesel can provide hundreds of thousands of miles of trouble-free use. Still, and just as we exposed the shortcomings of the almighty Cummins, the Duramax isn’t without its flaws—some of them catastrophic.

What are the problems with the Duramax LB7?

One thing the ’01-’04 LB7 Duramax is notorious for is injector failure. The two primary failure points of the factory injectors are internal cracking of the injector body itself and corrosion-induced failure of the internal ball seat.

How many KMS does a Silverado Duramax get?

There is about 105000 kms or 65000miles. The black smoke is gone now, just left with a lack of power and crappy fuel economy. I talked to a guy last night that has the same truck, but an 07 and he gets about 650kms to a talk, I get 300kms! I’ll see if I can get one of those filters locally.

How often does a Duramax filter need to be replaced?

When to change the oil on a Duramax?