1999-2004 4HE Black/White Smoke Lacks Power


Dave Woolworth



Black smoke, white smoke, erratic idle, and low power are common symptoms seen in the Isuzu 4HE engine. This is a 5 page PDF download to address these symptoms. If the truck is mechanically sound (no engine damage) this file is useful to determine and cure the cause of these symptoms.

File includes:

  • Component adjusting procedures
  • Component testing
  • Recommended service intervals


There are no reviews yet.

Be the first to review “1999-2004 4HE Black/White Smoke Lacks Power”