Component Testing
WARNING: This page is about a different car, the 2007 GMC Sierra, 2007 GMC Cab & Chassis Sierra, 2007 Chevrolet Silverado, and 2007 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Measure and record the resistance of exhaust gas temperature (EGT) sensor 1 and sensor 2 and compare those measurements to the Temperature Versus Resistance (Fuel Temperature Sensor) or Temperature Versus Resistance (EGT Sensors) or Temperature Versus Resistance (IAT Sensor 1) or Temperature Versus Resistance (ECT Sensors) or Temperature Versus Resistance (IAT Sensor 2) .