2003 Chevrolet TrailBlazer "low compression cause rough idle" Questions

...If they never been changed, If it has verry high mileledge on it end was not maintained well, There could be low compression in a cylinder, That can cause it to run rough, Hope this helps you

...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

...engine compression. Low compression in a cylinder will cause misfires and loss of power. It could also be a vacuum leak- a loose or cracked vacuum hose or an intake gasket leak. Check engine

...compression problem. Is the check engine light on? The idle speed might be set a little low allowing a stall when an engine load occurs like pressing the brake pedal, or turning on the A/C. The added ...

...low compression? How long can you drive on a p0303 ? This Dodge cranks up without hesitation and runs good; just rough idle. Why is there a quiver in my lights? Is is because of the engine running ...

...low compression any cylinder will run or miss fire if the compression is low there are a few reasons what can cause low compression they are a burned or bunt valve, bad rings, a cracked cylinder wall ...

compression is good on all cilinders, Fuel injection has been cleaned recently. COULD BE LOW FUEL PRESSURE CAUSED BY FAULTY WEAK FUEL PUMP.OR FUEL FILTER STOPPED UP.LEAKING EGR VALVE WILL CAUSE ENGINE

...LOW COMPRESSION DUE TO WORN VALVES. WILL ALSO CAUSE ROUGH IDLING. If it has one it might. Many engines of this era used some form of fuel injection. Chevrolet liked throttle body injectors that had ...

...Compare it to specs and to the other cylinders. If the compression is too low, it can cause misfiring. Low compression could be due to piston ring wear, cylinder wall wear, or improper valve

...low compression on one or more cylinders, possibly a burned valve, possible headgasket leaks, have the compression tested and checked for a headgasket leak, both of these conditions would cause a ...