Bad coil pack

[86 GN DDR]

Can anyone tell me the signs and symptoms of a bad coil pack. How can you diagnose a bad pack?

Posted from the TurboBuick.Com mobile app

 

[GNONYX]

I haven't try this unit, but it looks good to check and troubleshoot a coil pack
Maybe you can call Casper's company and inquire about this tester.
http://www.casperselectronics.com/store2/product_info.php?products_id=607