Frequent question: How do you fill transmission fluid in a Duramax?

Slide the long neck funnel into the dipstick holding tube. Pour Dextron VI automatic transmission fluid into the funnel until the fluid level is near or at the full mark on the dipstick. A completely empty transmission on a Duramax diesel engine will hold around 13 quarts of fluid.

How do you check transmission fluid on a Duramax?

The fluid level rises as temperature increases.

  1. Operate the transmission in DRIVE (D) until the. …
  2. Pull out the dipstick and wipe it with a clean rag or. …
  3. Push it back in all the way, wait three seconds. …
  4. Safe operating level is within the HOT RUN band. …
  5. If the fluid level is not within the HOT RUN band,

How do I fill transmission?

Pull out the transmission fluid dipstick.



Wipe the dipstick on a clean rag or paper towel, reinsert it and pull it out again to check the transmission fluid level. The fluid level should be between two marks labeled either “Full” and “Add” or “Hot” and “Cold.” Usually, you should not have to add transmission fluid.

How many quarts of transmission fluid does a Duramax hold?

LB7 Duramax Oil & Fluid Capacity

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Fluid/Oil Type Capacity – Quarts
Engine Oil /w Filter 10 quarts
Coolant /w Auto Trans. /w Manual Trans. See below 20.3 quarts 20.7 quarts
Automatic Transmission Refill: After Overhaul: See Below 7.4 quarts 12.7 quarts
ZF-6 Manual Transmission 6.3 quarts

Can I put transmission fluid in myself?

You should change your automatic transmission fluid according to the manufacturer’s recommendation— whether that’s 30,000 or 100,000 miles. … A transmission flush-and-fill from a shop will cost you $149 to $199. But you can do it yourself and save about $100. Draining the old fluid has always been a messy, ugly job.

Is there a warning light for low transmission fluid?

Symptoms of Low Transmission Fluid



Warning Lights: You will see a dashboard warning light indicating that your transmission fluid temperature is hotter than normal. … Puddles: If you are noticing puddles forming under your car of red liquid then this is most likely a transmission fluid leak.

Can I add new transmission fluid to old?

You can just add new fluid without draining some, unless you are replacing what has leaked out. The transmission doesn’t have a plug like the oil pan either, you have to loosen the bolts all the way around the pan and be prepared to replace the gasket when you get ready to close.

How much transmission fluid does an Allison 1000 hold?

Registered. For routine maintenance, all that Allison requires is that you pull the plug, drain the transmission, change the spin-on filter and refill with almost 8 quarts of the proper fluid — correctly done and a considerable savings over what the shop wants.

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How do I reset my Allison transmission code?

To clear inactive codes, press and hold the MODE button for 10 seconds. Some codes are self-clearing and others require ignition cycles to clear.

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