What year Duramax need def?
This lead to the introduction of the SCR (Selective Catalyst Reduction) and DEF (Diesel Exhaust Fluid) in most heavy duty diesel pick-ups by 2013. Some manufacturers, such as General Motors, introduced the system a little earlier, with the Duramax getting it in 2011.
Does a 2012 Chevy Silverado have cylinder deactivation?
4.8-liter V-8 Engine With its cylinder deactivation technology that shuts down unneeded cylinders at highway cruising speed, the 5.3-liter engine offers the best fuel economy of all Silverado pickup trucks and is rated at 15 mpg city, 21 mpg highway.
Why are there two gas tanks in my GMC 3500?
Gmc Two Gas Tanks Why No Selector Switch. Hows It Work? My 02 GMC 3500 Dump fuel gauge is broken. The gas gauge shows E and the fuel message board says low fuel. It has two gas tanks but no selector switch, and it seems to pull gas from both sending units at the same time, while keeping track of the total fuel amount.
How does a Chevy truck’s dual fuel tanks operate?
Any malfunction in either of the fuel gauge circuits will disable the system and the fuel will not be transferred from the auxiliary fuel tank to the main fuel tank. Loading…
Can a Chevy 3500HD run with a full tank?
Both tanks fulled, go down the road for 150 or so miles. get two notches on fuel gage below a half tank marking, and the engine shuts down with a full tank in the rear and nothing in the front. Rear tank doesn’t supply the front as it’s always full.
What kind of fuel pump does Chevy 3500HD have?
THe rear tank has only a two conductor wire connector going to it which is prob the sensor circuit only, and that rear tank does seem to feed thru a remote frame rail rmounted pump to supply the fwd tank. That fwd tank has a 4 wire connector I assume to power both the in tank fuel pump/sending unit combo.
Gmc Two Gas Tanks Why No Selector Switch. Hows It Work? My 02 GMC 3500 Dump fuel gauge is broken. The gas gauge shows E and the fuel message board says low fuel. It has two gas tanks but no selector switch, and it seems to pull gas from both sending units at the same time, while keeping track of the total fuel amount.
Any malfunction in either of the fuel gauge circuits will disable the system and the fuel will not be transferred from the auxiliary fuel tank to the main fuel tank. Loading…
Where was the 2012 GMC Sierra 3500HD last serviced?
Purchased on 06/27/12 and owned in AB until 02/22/21. Driven an estimated 21,168 miles/year. Last serviced in Calgary, AB on 06/16/20 • Vehicle serviced • Fluids checked. No accident or damage reported to CARFAX.
Where is the dual tank balance module located?
This module is located by the front (main) lift pump. Slightly toward the rear of vehicle along the frame rail. On top of this module is a fuel pump balance relay, it turns the rear pump on as needed to transfer fuel. At the module, you have a harness with 6 wires. Unplug it and check the following with a digital volt/ohm meter