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OIL PRESSURE DIAGNOSIS AND TESTING Allow adequate time for the rings to seat. Replace worn piston rings as necessary. Piston and rings improperly installed or improperly fit to Step Action Yes No DEFINITION: Low or no engine oil pressure indicates a potentially serious condition with 1 Check engine oil level. Use only the GM service Go to Step 2 - 2 1. Operate vehicle until engine reaches normal operating temperature. Refer to Engine 2. Park vehicle on a level surface. 3. Wait 15 minutes. 4. Check engine oil level. Use only the GM service parts brand and recommended Is the engine oil level between ADD and FULL Go to Step 3 - 3 Operate the engine and measure the engine oil System OK Go to Step 4 1. Remove the oil pressure sender or engine block oil gallery plug. 2. Install a mechanical oil pressure gage.
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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