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Chevrolet Silverado / GMC Sierra. Manual - part 2657
Fig. 3: Passenger (AN3/DL3)
Courtesy of GENERAL MOTORS CORP.
2008 Chevrolet Silverado 1500
2008 ACCESSORIES & EQUIPMENT Mirrors - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 4: Position Controls (DL8/DPN -AN3/DL3)
Courtesy of GENERAL MOTORS CORP.
2008 Chevrolet Silverado 1500
2008 ACCESSORIES & EQUIPMENT Mirrors - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 5: Heat (DL8/DPN -AN3/DL3)
Courtesy of GENERAL MOTORS CORP.
DIAGNOSTIC INFORMATION AND PROCEDURES
DIAGNOSTIC CODE INDEX
DIAGNOSTIC CODE INDEX
DTC
Description
DTC B1544, B1600, or
B1605
B1544 01: Mirror Motors Common Circuit Short to Battery
B1544 02: Mirror Motors Common Circuit Short to Ground
B1544 04: Mirror Motors Common Circuit Open
B1600 01: Mirror Motor Vertical Circuit Short to Battery
B1600 02: Mirror Motor Vertical Circuit Short to Ground
B1600 04: Mirror Motor Vertical Circuit Open
B1605 01: Mirror Motor Horizontal Circuit Short to Battery
B1605 02: Mirror Motor Horizontal Circuit Short to Ground
B1605 04: Mirror Motor Horizontal Circuit Open
DTC B1580 or B1590
B1580: Mirror Horizontal Position Sensor Circuit
2008 Chevrolet Silverado 1500
2008 ACCESSORIES & EQUIPMENT Mirrors - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
DIAGNOSTIC STARTING POINT - MIRRORS
Begin the system diagnosis with the Diagnostic System Check - Vehicle . The Diagnostic
System Check will provide the following information:
The identification of the control modules which command the system.
The ability of the control modules to communicate through the serial data circuit.
The identification of any stored diagnostic trouble codes (DTCs) and their status.
The use of the Diagnostic System Check will identify the correct procedure for diagnosing the
system and where the procedure is located.
DTC B1544, B1600, OR B1605
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic approach.
Diagnostic Procedure Instructions provides an overview of each diagnostic category.
DTC Descriptors
DTC B1544 01
Mirror Motors Common Circuit Short to Battery
DTC B1544 02
Mirror Motors Common Circuit Short to Ground
DTC B1544 04
Mirror Motors Common Circuit Open
B1590: Mirror Vertical Position Sensor Circuit
DTC B1640
B1640 01: Mirror Heater Circuit Short to Battery
B1640 02: Mirror Heater Circuit Short to Ground
DTC B1722
B1722 01: Mirror Power Fold Circuit Short to Battery
B1722 02: Mirror Power Fold Circuit Short to Ground
B1722 04: Mirror Power Fold Circuit Open
2008 Chevrolet Silverado 1500
2008 ACCESSORIES & EQUIPMENT Mirrors - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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