Toyota 7FGCU35BCS:
GM 4.3 back fire

truck starts but back firing very hard. any idea what is most probable cause?
  • Posted 24 Apr 2024 03:21
  • Discussion started by hellokitty
  • Ontario, Canada
echo3618@hotmail.com
Showing items 1 - 3 of 3 results.
Is this LPG? Does the backfire happen under load? If LPG and using Asian model C regulator vaporizer check the filter in the regulator vaporizer.
  • Posted 24 Apr 2024 05:11
  • Reply by Drlifttruck
  • Texas, United States
Lift Trucks all the same, just painted different colors.
Doc
Email: kulsh@forkliftservice.net
Replaced the plugs, leads, distributor cap and rotor arm, the plugs. start engine still back fire.
  • Posted 24 Apr 2024 05:00
  • Reply by hellokitty
  • Ontario, Canada
echo3618@hotmail.com
Id start by replacing the plugs, leads, distributor cap and rotor arm, the plugs are dificult to get to so they rarely get changed
  • Posted 24 Apr 2024 03:25
  • Reply by andrew_k
  • England, United Kingdom

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