Question 1

Rough shifting on the 9-speed automatic (Pacifica RU)

Accepted Answer

The ZF 9-speed automatic in the Pacifica RU is known for harsh or delayed shifts, hesitation, unexpected neutral and occasionally limp mode. Most improvements came through transmission software updates.

Question 2

Oil filter housing / oil cooler leak (3.6 Pentastar)

Accepted Answer

The plastic oil filter housing with integrated oil cooler on the 3.6 Pentastar cracks or its gaskets fail, leaking oil (and sometimes coolant) into the engine valley. Signs are a burning oil smell, drips at the back of the engine and a dropping oil level.

Chrysler PacificaPacifica RU

Known issues and common problems

Chrysler PacificaPacifica RU

Known issues and common problems

Rough shifting on the 9-speed automatic (Pacifica RU)1 solutionsMedium

Oil filter housing / oil cooler leak (3.6 Pentastar)at 130000 km · 1 solutionsMedium