Express 1/2 Ton Van V6-4.3L VIN W (1999)
3. Attach J 43485 to J 35555 or equivalent.
4. Place J 43485 on or in the pump reservoir filler neck.
5. Apply a vacuum of 68 kPa (20 in Hg) maximum.
6. Wait 5 minutes.
Typical vacuum drop is 7 - 10 kPa (2 - 3 in Hg). If the vacuum does not remain steady, refer to Excessive Vacuum Drop Diagnosis at the end of
this procedure.
7. Remove the J 43485 and the J 35555.
8. Reinstall the pump reservoir cap.
9. Start the engine. Allow the engine to idle.
10. Turn off the engine.
11. Verify the fluid level. Repeat steps 9 through 11 until fluid stabilizes.
IMPORTANT: Do not turn steering wheel to lock.
12. Start the engine. Allow the engine to idle.
13. Turn the steering wheel 180 - 360 degrees in both directions 5 times.
