Quote:
Originally Posted by WVZR-1
The SIR codes are the most difficult to clear and I don't know that they can be done without a Tech1 for the '91+ cars. The DERM (Diagnostic Energy Reserve Module) was changed in '91 and I don't recall ever seeing a manual procedure for the SIR code clearing.
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Ok,... those are $800 - $1,000 any other options? OBDII is so much easier!