G 2500 3/4 Ton Van V6-262 4.3L VIN Z (1992)
3.
Install the air cylinder inside the coil spring so that the protector plate is toward the upper control arm. This will allow the schrader valve to
protrude through the hole in the lower control arm (Figure 1).
4.
Install the coil spring by following the procedure in Section 3C Front Suspension, in the Light Duty Service Manual.
5.
For most driving conditions, the air pressure should be maintained between 310 kPa (45 psi) minimum and 345 kPa (50 psi) maximum.
6.
Air pressure in these cylinders may be increased or decreased to adjust vehicle trim and minimize jounce bumper impact on road bumps. Effective
with the following VIN, production began installing air cylinders in all G2 and G3 models equipped with the 6.2L diesel engine:
2GTEG25H4K4512023
SERVICE PARTS INFORMATION
Part
Quantity
Number
Description
Required
367762
urethane air cylinders
2
Parts are currently available from GMSPO.
