PCV Valve Freeze-Up

NUMBER: 18-02-00

GROUP: Vehicle Performance

DATE: Feb. 4, 2000

SUBJECT:
PCV Valve Freeze Up

MODELS:
1996 - 2000 (NS) Town & Country/Caravan/Voyager

NOTE:
THIS INFORMATION APPLIES TO VEHICLES EQUIPPED WITH A 3.OL ENGINE BUILT PRIOR TO AUGUST 16,1999 (MDHO8I6XX). VEHICLES BUILT AFTER THE ABOVE DATE HAVE THE NEW VALVE.

DISCUSSION:
Under extremely cold conditions, the PCV system may freeze causing crankcase pressure buildup. This could lead to excess oil consumption.

A higher rate PCV valve p/n MD369353 is released that will prevent this condition. Additionally, this new valve must be used as the standard replacement valve for all applicable models.

PARTS REQUIRED:
1 MD369353 PCV Valve
AR (1) 04275086 Label, Authorized Modification

Fig. 1:

Vehicles built prior to the above clean point will require an 'Authorized Modification Label" p/n 04275086. Type the necessary information on the label and attach the label near the VECI label (Figure 1).

POLICY: Information Only