Tag Archives: Compression

Engine compression problems can cause your car to burn oil, run bad or have a check engine light. Read our free auto repair help.

Chevy S10 pickup truck wont start

My truck started up when backed up to leave it died and will not start. I think it may be the fuel pump because I tried and tried and I…

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2004 Pontiac Sunfire Misfire On Cylinder Four

I have a 2004 Pontiac Sunfire, and its got a Valve 4 misfire. I have changed the spark plugs, plug wires, coil pack and distributor. What else can I do. I…

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Saturn Ion Timing Chain- Car Won’t Start

I replaced the timing chain on my 2005 Saturn Ion why is it still turning over really fast? ProTech: Are you sure the timing was set correctly? Yes, but It’s…

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Check Engine Light Code P0300 On GM 2.2L and 2.4L

We have been seeing quite a few problems with the GM 2.2L and 2.4L engines. Mostly on model years 2005 through 2009. This engine is very common in the Chevrolet…

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1999 Pontiac Montana Check Engine Light Blinking

I have a 1999 Pontiac Montana code p0306 misfire detected. Check engine light blinking. Changed spark plugs, wires, ignition coil and put in new fuel filter.  We checked compression and it’s…

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2005 Chevy Trailblazer Runs Rough at Idle With No Compression

#1 cylinder in my 2005 Trailblazer has no compression. I applied air pressure and it sounded like the exhaust for no air came out f the throttle body. There was…

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