Is the gas tank on my Chevy 3500 working?

I have a 07 chevy 3500 cab chass. truck style with the dual fuel tanks and the 6.0 gas motor. The fuel gauge is not reading right. Only sucks gas from … read more I have a 1991 Camaro RS. The fuel guage doesn’t work, it is stuck above the FULL mark. It doesn’t move at all. The car runs fine, no problem with … read more MASTER AUTOMOTIVE T…

How to switch fuel tanks on 1997 K3500?

Vocational, Technical or Tra… How do you switch fuel tanks on a 1997 K3500 with dual tanks. I can not find a switch anywhere. I was told the switch automatically.

Where is the fuel pump on a Chevy 3500HD?

Raised the dump body and it was right there behind the forward fuel tank mounted on the frame rail. 15 minutes later, I gave the truck a start and that new pump gurgled into life emptying the rear tank into the forward tank and raising my fuel level. Yippee. I’m so happy I fixed this fuel curse I’ve been shouldering for a few months.

Why are there two gas tanks but no selector switch?

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. I tried installing a new sending unit in each tank, but that didn’t solve the issue.

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.

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.

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

What kind of truck has dual fuel tanks?

Vocational, Technical or Tra… I own a 1984 Chevy C 10 pickup 2wd with a 305 engine. It is a 1/2 ton and it has dual fuel tanks. I am having a big issue with the gas guage not … read more

Which is rear gas tank on 1997 K3500?

3500 hd..the rear gas tank when i unplug the sending unit..trick… ASE MASTER TECH, REP… Vocational, Technical or Tra… Vocational, Technical or Tra… How do you switch fuel tanks on a 1997 K3500 with dual tanks.

How does the gas tank work in a GMC?

Quick google search says that onboard computer monitors the fuel level in both tanks and averages the fuel remaining to show on your gauge. The primary fuel pump is in the front tank. When the level in the front tank drops, it sends a signal via a fuel pump relay to trigger the rear fuel pump to send fuel to the front tank.

How big is the fuel tank on a Chevy 3500?

Click to expand… 2019 3500 pickups have 36 gal tanks. I was just reading the new GM TECHLINK newsletter. It has an article concerning the 15-19 trucks with dual tanks. Has to do with dirt on top of the rear tank blocking the tank vent fitting.

Where does fuel go in a Duramax 3500HD?

I just got a 2015 HD3500 cab Chassis and while driving it yesterday with the fuel gage showing a quarter of a tank the low fuel light came one and the gage dropped to empty. Also the check engine light came on. I put fuel in the rear tank and then today put fuel in the front tank but was able to get just a little in.