According to the 2002 Ford Expedition Owner Guide :
1.9 liters ( 2.0 quarts ) of Motorcraft MERCON automatic Transmission Fluid is
used in the transfer case
On the rear of the transfer case, near the output.
The transfer case is bolted to the back of the transmission on a 4 x 4 capable Ford Expedition
A 2002 Ram transfer case uses ATF+4 transmission fluid.
Motorcraft MERCON automatic transmission fluid in the transfer case according to the 2002 Ford Ranger Owner Guide
On a 2002 Ford Explorer with the Control Trac 4x4 system , or the all wheel drive system , the transfer case is bolted to the rear of the transmission
LOL, that's a new one. Does it lubricate well. I would suck it out with a shopvac with very narrow nozzle.
Motorcraft MERCON automatic transmission fluid is used in the transfer case
In a 2002 Toyota Tacoma, the transfer case control module is typically located under the vehicle, near the transfer case itself. It may be mounted on the frame or on the transfer case housing. For precise location details, consulting the vehicle’s service manual can be helpful, as it may vary slightly based on specific configurations.
More than likely the solenoid on the transfer case is bad.
2.3 QTS.
YES, They are the same.
To replace the transfer case on a 2002 GMC Denali, start by safely lifting the vehicle and securing it on jack stands. Disconnect the battery and remove the driveshafts from the transfer case. Unbolt the transfer case from the transmission and any supporting brackets, then carefully remove it from the vehicle. Install the new transfer case by reversing the removal steps, ensuring all connections are secure and fluid levels are checked before testing.