1991 Chevy Cheyenne engine

1991 CHEVROLET CHEYENNE
300,000 MILES • V8 • 4WD • MANUAL
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SCOTTNALICIA
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  • 1 POST
My truck won't stay running unless you keep your foot on the gas and when doing so its back firing and shooting flames from the fuel injectors
Jul 31, 2010 at 8:24 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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HMAC300
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 48,601 POSTS
short each cylinder out by removing plug wires from plugs one at a time. When you find the offending cylinder check for compression, it may be either a bent/broken pushrod or valve spring/valve or burnt valve..
Aug 29, 2010 at 8:29 PM
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