P1683 GMC - S10 will this cause random misfire?

Question

Will p1683 cause random misfire on 2001 GMC Sonoma with the 4.3 engine?

Answer 1

P1683 ECM malfunction

This code is when the ECM is unable to read data from its memory, It does not necessarily cause a random misfire.But it does causes rough idle, Whenever this code appear a Replacement of the ECM is required.