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.

The engine coolant temperature (ECT) is more than 50°C (122°F).
The battery voltage is between 10-18 volts.
The engine has been running for more than 2 minutes.
The engine speed is between 500-3,000 RPM.
The mass air flow (MAF) is between 3-40 g/s.