Silverado 1500 4WD V8-5.3L VIN B HO (2006)
Step 6 - Step 8
The number below refers to the step number on the diagnostic table.
6. If the pressure drop value for each fuel injector is within 10 kPa (1.5 psi) of the average pressure drop value, the fuel injectors are flowing
properly. Calculate the pressure drop value for each fuel injector by subtracting the second pressure reading from the first pressure reading. Refer
to the illustration.
