Silverado 3500 2WD V8-6.6L DSL Turbo VIN 2 (2004)
Air Bag Harness: Customer Interest
Restraints - SRS Lamp ON/Multiple DTC's are Set
TECHNICAL
Bulletin No.: 05-09-41-001B
Date: June 02, 2008
Subject:
Supplemental Inflatable Restraint (SIR) Light ON, Diagnostic Trouble Codes (DTC) B0013, B0014, B0017, B0018, B0024, B0026, B0043, B0044
(Inspect and/or Replace IP Harness to Inflatable Restraint Module (Air Bag) Yellow 4-Way Connector C221 and/or C222)
Models:
2003 - 2006 Cadillac Escalade Models
2003 - 2006 Chevrolet Avalanche, Suburban, Tahoe
2003 - 2007 Chevrolet Silverado (Classic Only)
2003 - 2006 GMC Yukon, Yukon XL, Yukon Denali, Yukon Denali XL
2003 - 2007 GMC Sierra (Classic Only)
Supercede:
This bulletin is being revised to add the 2007 model year for pickups and change a part number. Please discard Corporate Bulletin Number
05-09-41-001A (Section 09 - Restraints).
Condition
Some customers may comment that the Service Supplemental Inflatable Restraint Light is on. Diagnosis with a scan tool may indicate a DTC B0013,
B0014, B0017, B0018, B0024, B0026, B0043, B0044.
Cause
The most likely cause of any one of the following DTCs: B0013, B0014, B0017, B0018, B0024, B0026, B0043, B0044 is improper connection/high
resistance in the IP harness to inflatable restraint module connector C221 and/or C222.
Diagnostic Information
DTC B0013, B0014, B0017, B0018, B0024, B0026, B0043, B0044 will set when one of the following conditions occur:
^
The SDM detects the air bag module deployment loop resistance is greater than 4.8 ohms for 500 milliseconds.
^
The SDM detects that the voltage at the air bag module high control is less than 2.4 volts and deployment loop resistance is 6 ohms or greater for 500
milliseconds.
^
For additional diagnostic information, refer to DTC B0013, B0014, B0017, B0018, B0024, B0026, B0043, B0044 in the appropriate SI Document.
Correction
Caution:
When performing service on or near the SIR components or the SIR wiring, the SIR system must be disabled. Refer to SIR Disabling and
Enabling Zones. Failure to observe the correct procedure could cause deployment of the SIR components, personal injury, or unnecessary SIR
system repairs.
Important:
The IP harness to inflatable restraint module connectors C221 or C222 is NOT located at the base of the steering column.
^
C221 (4 Cavities) - I/P Harness to Body Harness, behind the left kick panel
^
C222 (4 Cavities) (w/o HP2) - I/P harness to body harness, behind the right kick panel
