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.
Where is the fuel filter in the Chevy 3500?
The Express has two different fuel filters that clean the fuel from debris and foreign particles. One fuel filter is in the fuel pump of the Express Chevy 3500, which is used to push fuel or gasoline through the fuel line. The fuel pump is inside the gas tank.
Is the gas pump the same on the 3500?
For the side by side (L+R) tanks for the 3500, there is a porportional valve shown in the harness shared by both tanks. Both tank sending units/pumps seem to be the same PN. I have to suspect the selector or rear pump.
What kind of truck has no power to OBD port?
From buying research to owner support, join 1.5 MILLION GM Truck Enthusiasts every month who use GM-Trucks.com as a daily part of their ownership experience. No Power To Obd Port. Drives:2019 Sierra Denali 2500, 2014 Mercedes E550 Cab.
Why does my OBDII port have no power?
Communication line does not provide the power. The power is pulled from the pos and neg ports on the obd ii. There is something wrong with your communication wire Communication line does not provide the power. The power is pulled from the pos and neg ports on the obd ii. There is something wrong with your communication wire Click to expand…
What causes a Chevy Silverado to run rough?
If an oxygen sensor goes bad, it can make your Silverado run too lean (or rich). A super lean running engine will often idle rough. Fuel Injectors. The fuel injection systems job is to atomize the fuel into fine mist.
Can a 98 3500 dually be 1 / 2 full?
If the gauge is reading 1/2 full it means that both tanks are 1/2 full. And yes they have been problematic.Some have found that you need to fill the front tank first or it throws the gauge off. Try filling both tanks. I have a 98 3500 dually.