[WV NATIVE]

‘07 Canyon, 3.7, auto, Z71 4WD, ext. can. View attachment 345388
View attachment 345389
View attachment 345387
Located above the spare tire, shaped like a cereal box but smaller, hose(s) connected on the driver’s side, maybe a valve or solenoid on the passenger’s side.
Looks like a hose from the rear differential may connect to it.

Charcoal canister for the evap system.