[url=http://www.thefirstgensite.com/html/F67svcmanual.htm][/url] Section 15 of the manual.
I may be up that way for TA Nats near the end of the month.
Brian
1968 400 Coupe, verdoro green, black vinyl top, auto 1969 GTO Judge coupe, Carousel Red, manual 1971 Trans Am, cameo white, auto 1970 Buick Skylark Custom Convertible 350-4(driver), Fire Red, white top, auto 1972 Buick GS Stage 1, Royal Blue, black vinyl top, auto