Trouble code P0446 means: EVAP Vent System Performance
it has to do with evap system, and usually requires the replacement of the charcoal canister or valve and sometimes a possible fix is tightening your gas cap.
schematic on cabin air filter for a 2000 chevy tahoe 5.7 L
Yes, It's the samething.
Yes, I have a 2000 Tahoe and it has a removable third row.
drive it into a lake
YES...
Which engine? 5.7liter vortec
There is none.
Consult the owners manual.
Chevy never really changed anything between those years
That would be the 4L60E transmission
Check fuse and/or relay.