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Tailgate does not stay open Failure of tailgate gas struts
High inside/outside opening
effort
Tailgate continues to cinch
closed
Tail gate continues to power
close
Tailgate continues to power
open
Tailgate opens very slowly
Squeaks, Noises and rattles
DTC LIST
DTC CODE
B1101
B1102
Failure of tailgate motor assembly
Failure of tailgate gas struts
Drive unit jammed or did not disengage
Binding or sticking of components
Failure of latch assembly
Failure of latch assembly
Control Module
Wiring problems (system or vehicle)
Failure of PTGM or BCM
Failure of motor assembly
Wiring problems (system or vehicle)
Battery voltage at PTGM is too low
Failure of tailgate gas struts
Binding or sticking of components
Grade of vehicle too steep for power
operation
Failure of tailgate motor assembly
Foreign material in tail gate
compartment
Worn/Loose components
Battery Voltage High
Battery Voltage Low
Motor clutch does not engage, replace
assembly
Full open switch inoperative, replace switch, if
necessary
Troubleshoot using Body Diagnostic Manual
Replace motor, if necessary
Replace gas struts
Check for broken attachments
Replace gas struts
Check for broken attachments
Troubleshoot using Body Diagnostic Manual
Replace components, if necessary
Establish location of binding and replace
necessary components
Check wire connections and for blown fuse
Check switches with SCAN tool
Check wire connections
Check for foreign matter
Troubleshoot using Body Diagnostic Manual
Check for diagnostic trouble codes with Scan
tool
Troubleshoot using electrical schematics
Refer to wiring diagrams
Check for diagnostic trouble codes and cycle,
see Body Diagnostic Manual for detailed
procedures
Check for continuous drive condition
Troubleshoot using electrical schematics
Refer to Wiring Diagrams
Check for proper voltage at the PTGM
Charge battery
Replace gas struts, if necessary
Establish location of binding and replace
necessary components
Operate tailgate manually
Replace motor assembly, if necessary
Remove foreign material
Check and tighten loose components
DISPLAY
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