1995 Chevrolet Astro "car run rough valve gasket" Questions

...rough. I actually had to replace my EGR valve and the gasket. I clean the valve well and reused both. I don't think the gasket sealed well enough though. So I went ahead and got a new valve, gasket ...

...run really rough and quit, Gm actually had a special policy for dealers to remove the valves and clean them..while under warrantee..oops I said the W word sorry Gm...lol remove the valve and check ...

...rough idle at the dealers. It solved the problem but its back and worse. So i changed all 6 plugs , properly gapped 60 guaged , did nothing. Im not totally a nieve home mechanic dude but something is ...

...BY VACUUM LEAKS.LIKE THE INTAKE MANIFOLD GASKET.OR VACUUM LEAKS FROM HOSES.LOW COMPRESSION CYLINDERS WITH BAD VALVES.LEAKING EGR VALVE GASKET.DIRTY CLOGGED FUEL INJECTORS WILL CAUSE ROUGH

...rough. It simply seals the mating suface between the valve cover and the cylinder head. When bad, it will leak some engine oil. It will NEVER cause your problem. I suggest taking it to a reputable ...

...is causing the engine to run rough and consume gas at an alarming rate. I doubt the gasket is the entire problem Why wouldn't you replace the valve cover gasket,then explain the driveability

...rough at idle car shakes. Runs around 1700 rpm. Drops to a 1000 surges. Starts wheezy sounding. Crank sensor replaced 2 yrs ago just had timing belt replaced intake gaskets valve cover gaskets fuel ...

...rough running.was this vehicle designed to run on unleaded petrol ??and if so has it got stelite coated valves and seats to run on unleaded fuel,Do a compression test and see if its within spec as ...

...still runs rough. Will drive at high speed but wants to shut down at low speed or ideling. Want to check crank sensor location Check egr valve, gasket, vacuum line. vacuum leak or sounds like to

...run rough, worn piston rings will cause lots of blow-by and will cause white smoke heavily and also runs rough. Being 1968 original motor and never have been rebuilt will probably have over 100k mile ...