Quote Originally Posted by HK1837 View Post
Yes, option code CD4, intermittent wipers. According to ordering procedures it was mandatory fitment with 308 and 4spd on Holden and Kingswood from late HJ. Yet to confirm if this carried through to HX or if it became optional again. I suspect it was mandatory in HJ as the dwell was part of the wiring harness, but in HX/HZ it became a patch harness so it may have been an option.
The old man's 4/76 HJ 308 4 speed has it. The dealer tried to hit him up for extra coin on delivery, said it was a extra option fitted. Dad objected, he hadn't ticked the box for the dwell wiper as an option. That explains it then.