Two problems related to vehicle shudder have been reported for the 2009 Ford F-150. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2009 Ford F-150 based on all problems reported for the 2009 F-150.
Extremely hard downshift malfunction. Vehicle violently shudders and slams hard into lower gear.
Vehicle vibrates at highway speed seems to come from right rear. Have taken it to three dealers they could not fix problem. Dealer stated all 2009 F-150s do the same. Replaced tires but still has same problem.