Originally Posted by Juiced46
......and people have had issues with the JB4. I have had the proceed on my car for some time now and have installed it on other cars. Zero issues at all. I think the guys that are having issues with them are probably installing them incorrectly (loose connections, etc. )
most are having SES light issues, but that is minor.
very similar. JB4 probably has the customer service advantage, but Procede has the #s of sensors and computer power/adjustability because of it as an advantage.
JB4 has the cost advantage unless you can find a Procede used as I did.