What are symptoms of bad ignition module on 1983 Buick park avenue?

Symptoms of a bad ignition module in a 1983 Buick Park Avenue can include difficulty starting the engine, intermittent stalling, or rough idling. You may also experience poor acceleration and a noticeable decrease in fuel efficiency. Additionally, the check engine light may illuminate, and there could be misfiring or backfiring during operation. If any of these issues arise, it’s advisable to have the ignition module tested or replaced.