If the transmission delays initial gear engagement after being parked overnight or longer, it may be due to a suspect transmission cooler return filter. If the transmission was recently serviced and the part number for the cooler return filter contains an "AB" suffix at the end, a new filter should be installed.Google+
Car Problem Reports
Dodge Durango Replace Transmission Cooler Return Filter if it Has "AB" Suffix At End
Dodge Durango Problem
Drive Train Affected: 4WD
Visitor, 2005 Dodge Durango, 4WD, 63,000 mi
After cold soak in sub zero temps. Warm trans in nuetral first before engaging gear will help.