Owner's Manual
Page 443
Add only enough fluid to reach the proper level. For all 6.6 L Duramax Diesel 2500HD Series applications and all 3500 Series applications, the proper level is from 17 mm to 21 mm (0.6 in to 0.8 in your vehicle. The noise control system warranty is given in ) ... system to minimize degradation of the noise emission control system during the life of more than for the purpose of noise control, prior to its sale or delivery to the ultimate purchaser or while it is in ) below . Add only enough fluid to reach the proper level. For all 6.0 L 2500HD Series...
Add only enough fluid to reach the proper level. For all 6.6 L Duramax Diesel 2500HD Series applications and all 3500 Series applications, the proper level is from 17 mm to 21 mm (0.6 in to 0.8 in your vehicle. The noise control system warranty is given in ) ... system to minimize degradation of the noise emission control system during the life of more than for the purpose of noise control, prior to its sale or delivery to the ultimate purchaser or while it is in ) below . Add only enough fluid to reach the proper level. For all 6.0 L 2500HD Series...