C 2500 Suburban 2WD V8-454 7.4L VIN J SFI (1998)
2.
Run water over the entire left side of the vehicle, especially at the front of the ditch molding area. Because it takes the water about 1-2 minutes to
travel, continue to run water in this area for at least that amount of time (Figure 4).
3.
With one person running the water on the outside of the vehicle, have an assistant inside the vehicle carefully pull back the corner of the headliner
and watch for a water drip (Figure 5).