Conditions for Running

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

DTCs P0442, P0446, P0455, P0496 are not set.
The BARO is more than 75 kPa.
The fuel level is between 1/4 and 3/4.
The battery voltage is between 10-18 volts.
The engine coolant temperature (ECT) is between 3.75-30°C (39-86°F).
The intake air temperature (IAT) is between 3.75-30°C (39-86°F).
The difference between the ECT and the IAT is less than 8°C (14°F).