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|78 gmc Midas rv engine problems please help||Joseph||10-6-11|
|454 engine 1978 gmc Midas motorhome. It started dying 2-3 times in a row one day. Then to about 30 times in one day. Sometimes it would start back up but now it had a huge backfire that sounded like a bomb. Could smell gas. Need help please a.s.a.p|
|Re: 78 gmc Midas rv engine problems please help||BUBBA THE BUS TECH||10-6-11|
|Sounds like ignition|
85% chance you need plugs, wires, cap, rotor.
It could be a power supply issue to distributor (5%)
OR the module that runs the ignition (10%)
I think you will find a bad rotor when you have it apart. (GUESS)