2002 Chevrolet Avalanche Repair Question
Chevrolet Avalanche Fuel pressure Problem
check the fuel pressure. it may be a failed pump
its new what the pressure got to be
Measure with the Key On Engine Off with the fuel pump commanded ON.
Fuel Pressure (gasoline) 55-62 psi
Fuel Pressure (ethanol) 48-54 psi
These specifications are taken from the Fuel System Diagnosis. For complete testing of fuel pressures and volume see Fuel System Diagnosis, See: Powertrain Management\Computers and Control Systems\Testing and Inspection
thank be right back to tell u what it is and how do u fine what ie is in the vin how many # in
key on pump run for 2 sec or so about 58 psi
what do u think it is
hmmmmm. 58 lbs. thats good enough to start it. there is no toggle for the injectors. i would check the crank sensor as it controls the injectors being toggled.
how do u check that
where is it on a 5.3L vortec