Quote:
Originally Posted by brandon's Z
Sometimes when driving the car it will have a single slight miss and then the Speedometer and AC both will quite. Then the SES light comes on and no secondary’s. The “Sys” Light also flashes indicating a code.
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Similar things happens to me when my battery is in a marginal state. Easier swap than the ECM if it's age/condition are not known.
Good luck,
- Jeff