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Re: Flashing Envoy
Posted to Technical Theory Forum on 7/29/2009 1 Reply

Hedley,

I would suggest using TIS2 web for 2 reasons :

1. Your software is at least a year and a half out of date. GM is changing programming software constantly.

2. If you have a subscription to TIS (which is available in quarterly increments now) you h... Login to read more.

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