S10/T10 Blazer 4WD V6-4.3L VIN W (1997)
Fuel Return Line: Description and Operation
The fuel feed and return pipes and hoses extend from the fuel pump and the sender to the injection unit. The fuel teed and return pipes and hoses
are routed along the frame side member. The vapor pipe and hoses extend from the fuel pump and the sender unit to the Evaporative Emission (
EVAP) control vapor canister.
