LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 2003 >> Sierra 2500 HD, 2D Pickup, 6.6 1, RWD, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System & Component Testing - 6.6L >> Fuel Systems >> Fuel Specific Gravity Test >> Description

Fuel Specific Gravity Test: Description

The fuel quality hydrometer provides a general indication of fuel quality and should not be considered scientifically accurate. API gravity for No. 1 diesel should be 39-44 and API gravity for No. 2 diesel should be 30-39.