Tom Sharpe wrote: > > Group. Does the GM 7730 ecm use P&H or High Impedance Injectors??? > Inquiring minds want to know... Either, though most applications wire it up for high impedance mode. -- Ludis Langens ludis (at) cruzers (dot) com Mac, Fiero, & engine controller goodies: http://www.cruzers.com/~ludis/