how could i tune up on VR v6 since memcal change?

[holdenrocks]

hello eveyone...

few months ago, i change the memcal chip in factory ecu on Vr v6 commodore.. so what can i do with it ??

do need sent to dyno and tune it up ?? as i think o2 running toooo rich...

as they runs on extractor, exhaust, lsd diff..

thanks cheers

[hako]

There is nothing to tune - it's all controlled by the ECU. If you think it's running rich check for fault codes: Checking error codes VR/VS (Revised)

[holdenrocks]

oh ok i will check this out .. thanks cheers mate