Table 1 shows five common power train related problems of the 2006 Lincoln Zephyr. The number one most common problem is related to the power train (seven problems). The second most common problem is related to the transmission failure (one problem).
The car accelerates and loses speed on side street and highways. This is very dangerous because of loss of speed control. Read details...
2006 Lincoln Zephyr: transmission began failing at 35,000 miles. Extremely harsh shifting from second to third gear. No acceleration when driving uphill causes safety hazard as speed cannot be maintained. Extremely harsh shifting and sometimes unable to shift gears at all. Read details...
The pcm/ecm module went out on this vehicle without any warning. There were several TSB's issued by Ford regarding this issue dating back to at least 2013 with absolutely no notification to owners whose lives are at risk (see list below). Read details...