Haynes Manuals Home
Results 1 to 2 of 2

Thread: timing my 1999 yukon

  1. #1

    Default timing my 1999 yukon

    i bought a haynes manual so se the timing on my 1999 gmc yukon but i cant find any thing in the manual telling me how to do the complete set up and timimg on my yukon

  2. #2
    Join Date
    Jan 2007


    thunder195577 - The base ignition timing is preset - NO adjustment is possible. Timing advance and retard is accomplished through the Powertrain Control Module (PCM). If you're trying to remove and install the distributor use Chapter 5 and the appropriate Chapter 2 to help.

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts