RAM 2500 Van V8-5.2L VIN Y (1998)
Assembly
1. Position the upper half of the distribution duct over the lower half. Be certain that the pivot shafts for both mode doors are in their proper
positions.
2. Install fifteen of the screws that secure the upper half of the distribution duct to the lower half leaving out the screw on the left rear corner of
the duct that also secures the vacuum harness retaining strap. Tighten the mounting screws to 2.2 N.m (20 in. lbs.).
3. Install new seals on the inlet flange and the panel outlet flange of the distribution duct.
INSTALLATION
1. Position the distribution duct to the dash panel.
2. Install the four screws that secure the distribution duct to the right side of the dash panel. Tighten the mounting screws to 2.7 N.m (24 in. lbs.).
3. Install the one screw that secures the left floor outlet of the distribution duct to the instrument panel support on the left side of the dash panel
engine housing extension, and the one screw that secures the distribution duct to the dash panel between the two defroster outlets. Tighten the
mounting screws to 4.5 N.m (40 in. lbs.).
4. Position and route the vacuum harness over the distribution duct.
5. Install the one screw that secures the vacuum harness retaining strap near the left end of the distribution duct. Tighten the mounting screw to 2.2
N.m (20 in. lbs.).
6. Plug in the two vacuum harness connections to each of the two vacuum actuators on the upper half of the distribution duct.
7. Reinstall the blend-air door motor to the distribution duct. See Blend-Air Door Motor Replacement.
8. Reinstall the instrument panel to the vehicle. Refer to Instrument Panel, Gauges and Warning Indicators/Instrument Panel/Instrument Panel
Assembly Replacement.
9. Connect the battery negative cable.
