Is Lope tune bad for Duramax?
lope tunes as well as smoke tunes are not good for the engine.
Why is my Duramax surging?
The most common culprit is a tiny air leak in the fuel system somewhere. Inspect the flexable fuel lines from the tank to the fuel pump, if there is even the tinest air leak, surging, hard starting, and infrequently small drops of fuel on the driveway happen.
What is the point of a lope tune?
Lope is caused by the overlap when the exhaust valve is opening and the intake valve is closing. The more overlap, the more lope there will be. It’s about exhaust duration. It can usually be tuned in or out depending on the LSA of the cam.
Why does my Duramax high idle?
A dealer may encounter a customer concern of an intermittent high idle. High idles may be commanded by the ECM for certain battery charging electrical loads or diesel particulate filter (DPF) cleaning processes. These idle up speeds may occur with no input from the customer.
What causes a diesel engine to surge at idle?
If an engine is not getting enough fuel (this is called “running lean”), due to fuel pressure (regulated by the fuel pump and regulator), restricted fuel injectors, a vacuum leak or really anything that throws off the fuel mixture going in to the engine, this can cause the surge.
How many miles will a Duramax 6.6 last?
A poorly-maintained engine can quickly fall into disrepair before it even reaches the 100,000-mile mark while a well-maintained Duramax pickup truck should last 400,000 or even 500,000 miles.
What is wrong with Duramax engine?
Fuel system trouble isn’t good in any automobile, and the 6.6-liter Duramax is known for two specific fuel-related issues. First, air can get into the fuel lines easily. Second, this starves the engine of fuel. This particular engine uses an injection pump instead of a lift pump and this cracks the fuel filter housing.
Can you drive with a lope tune?
Usually “lope” is only commanded in the idle segment of the map and it has no effect while actually driving. Duramax19 said: it is impossible to drive on. It is way rough to try to drive on so if you get a lope tune dont plan on using it everyday.