RAM 3500 Truck 4WD L6-5.9L DSL Turbo VIN 6 (1998)
Vacuum Reservoir
6. Disconnect the vacuum supply hose from the vacuum reservoir, which is secured to the dash panel near the right end of the cowl plenum.
7. Remove the two nuts that secure the reservoir to the studs on the dash panel near the right end of the cowl plenum.
8. Remove the vacuum reservoir from the dash panel studs.
9. Reverse the removal procedures to install. Tighten the mounting nuts to 2.8 N.m (25 in. lbs.).