NOTE:If the power liftgate system is turned OFF in the message center, the system cannot be activated with any switches or with the liftgate handle. The system will need to be turned ON for any power operation to occur.
NOTE:The power liftgate may not operate under the following conditions:
Power Liftgate Module Diagnostic Trouble Code (DTC) Index
Power Liftgate Module Diagnostic Trouble Code (DTC) Index
DTC
Description
Source
Action
B1342
ECU Is Defective
Power Liftgate Module
INSTALL a new power liftgate module. REFER to Power Liftgate Modulein this section.
B2477
Module Configuration Failure
Power Liftgate Module
REFER to Section 418-01.
B2522
Vbatt1 Circuit Failure
Power Liftgate Module
GO to Pinpoint Test B.
B2552
Vbatt2 Circuit Open
Power Liftgate Module
GO to Pinpoint Test B.
B2698
Vbatt2 Circuit Failure
Power Liftgate Module
GO to Pinpoint Test B.
B2699
Left Pinch Strip Open Or Short To Battery
Power Liftgate Module
GO to Pinpoint Test B.
B2700
Right Pinch Strip Open Or Short To Battery
Power Liftgate Module
GO to Pinpoint Test B.
B2701
Left Pinch Strip Stuck Active
Power Liftgate Module
GO to Pinpoint Test B.
B2702
Right Pinch Strip Stuck Active
Power Liftgate Module
GO to Pinpoint Test B.
B2703
Open/Close Switch Stuck Active
Power Liftgate Module
GO to Pinpoint Test B.
B2704
Optical Sensor Power Short To Ground
Power Liftgate Module
GO to Pinpoint Test B.
B2705
Optical Sensor 1 Input Not Active During Powered Gate Movement
Power Liftgate Module
GO to Pinpoint Test B.
B2706
Optical Sensor 2 Input Not Active During Powered Gate Movement
Power Liftgate Module
GO to Pinpoint Test B.
B2709
Gate Open Output Short To Battery
Power Liftgate Module
GO to Pinpoint Test B.
B2710
Gate Close Output Short To Battery
Power Liftgate Module
GO to Pinpoint Test B.
B2711
Gate Open Output Short To Ground Or Open
Power Liftgate Module
GO to Pinpoint Test B.
B2712
Gate Close Output Short To Ground Or Open
Power Liftgate Module
GO to Pinpoint Test B.
B2713
Unlatch Output Short To Ground Or Open
Power Liftgate Module
GO to Pinpoint Test B.
B2714
Uncinch Output Short To Ground Or Open
Power Liftgate Module
GO to Pinpoint Test B.
B2715
Cinch Output Short To Ground Or Open
Power Liftgate Module
GO to Pinpoint Test B.
B2718
Gate Ajar Output Short To Battery
Power Liftgate Module
GO to Pinpoint Test B.
B2721
Gate Ajar Output Short To Ground Or Open
Power Liftgate Module
GO to Pinpoint Test B.
B2722
Open/Close Switch Active During Self-Test
Power Liftgate Module
GO to Pinpoint Test B.
B2723
Glass Position Switch Active During Self-Test
Power Liftgate Module
GO to Pinpoint Test B.
B2724
Forkbolt Switch Invalid During Self-Test
Power Liftgate Module
GO to Pinpoint Test B.
B2725
Detent Switch Invalid During Self-Test
Power Liftgate Module
GO to Pinpoint Test B.
B2726
Home Switch Invalid During Self-Test
Power Liftgate Module
GO to Pinpoint Test B.
B2819
Gate Motor Circuit Short To Battery
Power Liftgate Module
GO to Pinpoint Test B.
B2820
Gate Motor Circuit Short To Ground Or Open
Power Liftgate Module
GO to Pinpoint Test B.
B2821
Cincher Motor/Unlatch Actuator Short To Ground Or Open
Power Liftgate Module
GO to Pinpoint Test B.
B2822
Cincher Motor/Unlatch Actuator Short To Battery
Power Liftgate Module
GO to Pinpoint Test B.
B2825
Movement Ceased Due To Excess Speed Deviation
Power Liftgate Module
GO to Pinpoint Test B.
B2903
Chime Output Circuit Short To Battery
Power Liftgate Module/ Liftgate Chime Module
GO to Pinpoint Test C.
C1935
Chime Circuit Failure
Power Liftgate Module/ Liftgate Chime Module
GO to Pinpoint Test C.
U1950
UBP Communication BUS Fault
UBP Communi cation
REFER to Section 418-00.
U2338
Invalid ACM Message Data
Power Liftgate Module
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batter y went dead from leaving lights on eversince liftgate will not work sounds like it going to work but does not open. have to manual open.
exact same problem here.
I have the same problem when the weather turns cold.(midwest)
same issue with my 07 yukon
2007 yukon liftgate goes up, makes popping noises, falls back down
power lift gate will not stay open on my 2007 Yukon XL
Latch on tailgate is broke. How can I get it open?
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