So my wife was driving her 1998 GMC Jimmy home last night, and out of
nowhere for about 2 seconds all the gauges (tach, spedometer) dropped
down to 0 , but then came right back up. She said there was no loss in
speed, the lights stayed on fine, and now this morning her service
engine light soon came on, anyoen have any ideas as to what might have
Please respond via private email if possible, thanks a million in advance!