2006 GMC Envoy Denali "oil consumption smoke" Questions

oil consumption, no smoke, no leaks Oil consumption. No leaks, no smoke. 74,000 miles Oil consumption can be when the piston rings worn out, also valve gaides worn out. means engine oil passes through

...oil consumption there must be traces of smoke at some time. If there is smoke at start-up and when you lift your foot off the pedal to slow down, the valve stem seals are leaking. If the smoke is ...

...oil consumption The engine management light came on and the car will only travel at 40 mph, 30 uphill. Oil consumption is almost 1 litre per day, no sign of smoke or leaks. Toyota have no idea. You ...

...oil consumption due to bad piston rings. you also have faulty valve seals as well. this is deep engine repair and it will be costly. If you cant do this job soon, be sure to watch the oil consumption ...

...oil consumption and blue smoke more even in the morning when am starting the 2002 Mazda Etude 1.6 engine. TeeKay Smoke in the morning is valve stem seals. They leak overnight into the combustion ...

oil consumption problem. How many miles? Could be worn rings and or valve guides. The oil light on when hot indicates low level or possible or weak oil pump. Check compression for possible head gasket

...oil consumption,if the smoke is black then it is fuel related,and you will see that in the preformance and fuel consumption,the car will appear to be sluggish.remove the breather pipe and see if oil ...

oil consumption. Some smoking when accelerating. No visiable external leaks. Any Idea? 1995 GMC Sierra 2500 5.7 L excessive oil consumption and smoking is usually due to worn rings and/or valve guides

...oil consumption is a 60k mile engine A4 reg 2001. Full service. With Syth oil and filters. Repair to breather pipe. Friend suggests replacing a PCV valve which might be blocked. How much are these ...

...oil consumption is likely to take place but without the slipstream that renders it invisible. Virtually every engine I have tested in this way initially produces no smoke but after a minute or two of ...