LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 2021 >> Terrain SLT, 4WD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Data Communications - Diagnostic Information And Procedures (2 Of 2) >> Diagnostic Information and Procedures >> DTC U18D4 >> Diagnostic Fault Information

Diagnostic Fault Information

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
B+ U18D4 U18D4 - -
Ignition U18D4 U18D4 - -
Accessory Wakeup Serial Data U1814 U18D4 - -
High Speed GMLAN Serial Data (+) (3)
[ or Powertrain High Speed GMLAN Serial Data (+) ]		 U0074 U18D4 U0074 -
High Speed GMLAN Serial Data (-) (3)
[ or Powertrain High Speed GMLAN Serial Data (-) ]		 U0074 U18D4 U0074 -
Ground - U18D4 - -
scientia non olet · About LEMON Manuals