Diagnostic System Check - Engine Electrical. GMC Truck Safari

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2000 🢒 Safari - 2WD 🢒 Body and Accessories 🢒 Theft Deterrent 🢒 Diagnostic System Check - Engine Electrical

Step

Action

Normal Result(s)

Abnormal Result(s)*

Visually inspect the battery hydrometer for green eye.

Battery hydrometer displays a green eye.

Perform the Battery Terminal Check. Refer to Battery Terminal Check .

Battery cables are clean and tightly connected.

Battery cable(s) are loose. Refer to Fastener Tightening Specifications .

Move the ignition switch from the OFF position to the START position and release.

Starter motor pinion gear engages the flywheel without noise, the engine starts, the pinion gear disengages from the flywheel without noise.

•	Refer to Starter Solenoid Does Not Click .

•	Refer to Starter Solenoid Clicks, Engine Does Not Crank .

•	Refer to Engine Cranks/Cranks Slowly, but Does Not Start or Engine Cranks but Does Not Run in Engine Controls.

•	Refer to Starter Motor Noise Diagnosis .

* Refer to the appropriate symptom diagnostic table for the applicable abnormal result.