K 3500 Truck 4WD V8-6.6L DSL Turbo VIN 1 (2001)
Glow Plug Relay: Technical Service Bulletins
Diesel Engine - Intake Heater/Glow Plug R & R Revision
File In Section: 06 - Engine/Propulsion System
Bulletin No.: 03-06-04-021
Date: March, 2003
SERVICE MANUAL UPDATE
Subject:
Revised Intake Air Heater Relay Replacement and Glow Plug Relay Replacement Procedures
Models:
2001-2003 Chevrolet Silverado
2001-2003 GMC Sierra
2003 Chevrolet Kodiak
2003 GMC TopKick
with 6.6L Duramax(TM) Diesel Engine (VIN 1 - RPO LB7)
This bulletin is being issued to revise the Intake Air Heater Relay Replacement procedure and the Glow Plug Relay Replacement procedure in the
Engine Controls sub-section of the Service Manual. Please replace the current information in the Service Manual with the following information.
The information shown has been updated within SI. If you are using a paper version of this Service Manual, please make a reference to this bulletin on
the affected page.
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