Questions & Answers for: GMC Envoy engine oil grades

...engine light stayed on. I just had the oil changed but checked the oil and it was good. Both the oil pressure and temp gauges were at normal, and the engine regained power so I drove home. When I got ...

...engine oil pressure sensor in a 2006 GMC Envoy Denali? Oil Pressure Test Check for proper oil pressure at the sending unit passage with an externally mounted mechanical oil pressure gauge. A ...

...oil and start the engine, letting it run for 1 minute. Shut off and wait 30 minutes. Check the oil level and add enough to fill it to the full mark. You now know the capacityHope this helps, James ...

...engine oil pressure. The oil pressure will be higher when the engine oil is cooler and lower when the engine oil has warmed up. If you are experiencing abnormally high oil pressure on start up I ...