I've got a SG II out in the garage I used on vehicles I no longer have. Very good unit for monitoring just about any tidbit of info that the engine itself "monitors". Numerous different displays, and you can "write" your own code for something that is not offered by the mfr.
'08 Greyhawk 31SS Traded in
TV 2018 F150 FX4 SC 3.5EB TP/MT