Problem with fuel gauge and rear xfer pump 1998 K3500 6.5 ... On dual tank vehicles, CKT 30 (PPL) passes resistance from either the Vehicle Control Module (VCM) (Gas) or the Fuel Pump Balance Module (Diesel). On gasoline vehicles with dual tanks, the VCM sends a 5 volt reference through CKT 474 (GRY) to the Fuel Pump Balance Module. I have a 1998 chevy 3500hd truck that has a fuel system ... I have a 1998 chevy 3500hd truck that has a fuel system problem. It is a dual Tank system. the gauge is always on E. The Answered by a verified Chevy Mechanic Dual Tanks 3500 Ask the GM Technician GM Trucks We have a 2004 3500 with dual gas tanks. It seems that noone (dealer, mechanics) can tell us how the tanks actually feed the engine. Do they feed equally, in that if both are filled they should empty at about the same rate? 98 Chevy 3500hd Fuel Gauge Not Working Ask the GM ... Single or dual tank? Did you replace just the pump or the whole module, could you provide the part number you replaced? It doesn't sound like your percieved fuel level and hard start complaints are the same thing, these are two completely different circuits unless they happen to share a connector that is bad. 2000 K3500 dual tanks not using both tanks | PlowSite If the front sender never reads under a 1 2 tank, which you said it doesn't, then the balance module wont turn on the fuel pump and transfer the fuel to the front tank since it doesn't know it's empty. Hope this helps. Fuel Tanks in 2000, C3500 not switching Chevy Message ... Chevy Forums FREE technical assistance for your restoration and repair. Model specific subject matter experts, classified ads and more. How does a Chevy truck's dual fuel tanks operate answers On vehicles with dual tanks, the front tank is the main and the rear tank is the auxiliary. The main fuel balance pump supplies fuel to the fuel injection unit. Diagnosing dual tank balance module | The Truck Stop On dual tank vehicles, CKT 30 (PPL) passes resistance from either the Vehicle Control Module (VCM) (Gas) or the Fuel Pump Balance Module (Diesel). On gasoline vehicles with dual tanks, the VCM sends a 5 volt reference through CKT 474 (GRY) to the Fuel Pump Balance Module. 02 GMC C3500HD with dual gas tanks, having problems with ... We have an 02 GMC C3500HD with dual fuel tanks. We've been having a problem for the last few weeks with the gas gauge not reading correctly. Now it seems like the gauge only using the rear tank. We've replaced the fuel level sensor and the fuel pump balance control module. I want to bring it back in to the... '07 dual fuel tanks, how does it work? Chevy Message ... 07 06 09 10:52 AM Post# 1730033 On a 2007 one ton cab a chassis with dual fuel tanks, I can't get a straight answer of how it works. Can anyone answer this or point me in the right direction to find this information?

1998 chevy 3500 dual fuel tank module Gallery


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