Condition 1

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Vehicle speed is 8 km/h (5 mph) or greater for 5 minutes.
Torque converter clutch (TCC) slip speed is greater than 150 RPM for 3 minutes.
The TCM internal temperature is between -55°C and +21°C (-67°F and +70°F).
The TCM internal temperature has changed by less than 2.0°C (3.6°F) in 2 minutes.
The transmission fluid temperature (TFT) is greater than 70°C (158°F).
The TFT has increased by 55°C (99°F) since startup.