What does WHB refer to?

2011 CHEVROLET AVEO
78,000 MILES • 1.6L • 4 CYL • 2WD • AUTOMATIC
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CORNELIUS WILLIAM FLAHERTY III
  • MEMBER
  • 1 POST
VVT solenoid diagram shows low voltage reference with, or without WHB.
Jan 7, 2018 at 12:50 PM
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STEVE W.
  • CAR REPAIR CONTRIBUTOR
  • 15,158 POSTS
WHB is the enhanced GM CAN BUS system.
Jan 7, 2018 at 2:15 PM
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