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Re: Using scan data to find clogged exhaust
Posted to Technical Theory Forum on 4/27/2006 10 Replies

Here's another example of a clogged catalytic conveter I had yesterday. Vehicle was a 2003 Impala 3800 with 80K on the clock.

Here's the bad cat [2003 Chevrolet Impala, ECM/Inputs/Outputs Waveform]

New cat installed [2003 Chevrolet Impala, N/A Scandata]

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