1988 GMC Sierra wont start and back fireing

1988 GMC SIERRA
200,000 MILES • 5.8L • V8 • 2WD • AUTOMATIC
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KINGKEVIN
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  • 1 POST
Started when driving down the freeway had a large back fire and truck died but started after a few min it kept happening off and on for 3 weeks finale it wouldn't start and only lets out a large back fire
Aug 6, 2015 at 10:28 AM
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HMAC300
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check to see if it's in time, might have a a bad timing chain. check for a cracked dist cap
Aug 7, 2015 at 6:28 AM