Cadillac Owners Forum banner

Please confirm i am correct on timing.

438 Views 0 Replies 1 Participant Last post by  seville1991
As some of you know I have an 89 deville I am trying to hunt down a problem. The timing was set at 12. I have it at 10 right now. On the 89 4.5 engine, is it correct that if you are not using premium gas, that the timing should be set to 6?
1 - 1 of 1 Posts
1 - 1 of 1 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.