Thread: 2002 Impala-trans. shift hard
View Single Post
  #2  
Old 05-07-2013, 07:42 AM
Tech II Tech II is offline
AF Fanatic
  
Join Date: Jul 2011
Posts: 5,017
Thanks: 70
Thanked 618 Times in 610 Posts
Re: 2002 Impala-trans. shift hard
If a transmission code is set, the code may force the PCM to run with FULL LINE pressure, causing harsh shifts....

Check for codes....

Check fluid level and condition.....

Last transmission service?
Reply With Quote