C 1500 Truck 2WD V8-6.5L DSL Turbo VIN S (1997)
Fuel: All Technical Service Bulletins
Diesel Fuel System - Low Sulfur Fuel Information
Bulletin No.: 06-06-04-041
Date: August 11, 2006
INFORMATION
Subject:
Information On Ultra Low Sulfur Diesel Fuel and Warning Labels Found On Fuel Station Pumps - Applicable to All Light and Medium Duty Diesel
Engines with RPO codes LBZ, LB7, LH6, LLY, LMM, LL4, LQM, LQN, L49, L56, L57, L65, LG4, 1C3, 1C2, 1L5
Models
Some fuel companies may be putting warning labels on their diesel fuel pumps. The warning labels will describe the sulfur content of the fuel. It will also
advise customers not to use a 500 ppm sulfur fuel in a 2007 or later vehicle. Refer to the graphic illustration above.
At this time, customers may find more than one type No. 2 diesel fuel available:
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LSD (low sulfur diesel fuel) is diesel fuel with 500 ppm sulfur content.
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ULSD (ultra low sulfur diesel fuel) has a sulfur content of 15 ppm or lower.
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Off Road Fuel with a 500 ppm or higher sulfur content