misfiring

(RPM goes up)? I change all spark plugs, all coils and still when I step on gas more aggressively car shakes, rip like feel. RPM bounce. Usually in higher RPM. Doesn't do anything when it's cold engine but as soon as it get's wormer it start doing it. Please If you can help me, I tried to clean...

front of the car, bad smell? Just picked up this 1999 audi a6 beautiful car but with problems (as is trade) ran a diagnostics with my friends scanner it said cyclinders 1 3 467 are misfiring. car is now leaking oil all under the engine (soaked) also there is this bad smell (sometimes) cars mpg...

My truck has triggered 3 trouble codes for cylinder 7 and 8 misfires and bank 2 lean. Has anyone had this problem? Any ideas of how to fix it?

I have a 2001 WG Grand Cherokee V8 and suddenly it now runs rough at idle and under acceleration. The amber engine warning light has suddenly come on as well. Thought it might be a fuel problem.

I have a 2000 ford contour and it has been a very good little car to me. But yesterday I was driving and the whole car started shaking violently and the Check engine light came on. I went down to Auto Zone and plugged min the computer and it said Misfiring on #3. So I replaced all the...

I got into my truck to drive it and went down the road a little was and it started misfiring and making a weird chirping noise.I recently put a new rear end in it so I have no idea what is causing this.Any advice would be great.But only people who know what they are talking about please!

I have a 97 dodge ram 1500 and just replaced all the plugs and wires and pretty sure all the plugs are in right and wires on tight but still misfires truck ran fine before i changed them what could it be

...bogging out, and smoking...? I found the spark plugs covered in motor oil, dripping with it. I changed the oil and put on new spark plugs. It is still misfiring, when I push down the gas or let off the gas the car bogs. It smokes after I first start the car and get going and sometimes if...

Yesterday, I drove all around town, everything was fine. This morning I wake up, start the jeep, and its fine in drive but as soon as I put it in reverse, its shaking, the check engine light is on and blinking. Now we have had our fair share of check engine lights, but it has never blinked...

My first and fourth cylinder are misfiring on my car. I had a friend who is a mechanic look at it for me and he said he thought it might be the coil pack. I was wondering if there was any way to tell if that's what it is BEFORE i spend the hundred dollars to get a new coil pack and see if...

Just bought an Alfa Romeo 33 Ti 1985, the 1.5 Boxer with twin webers. It idles just fine, but as soon as you give it any gas, it misfires like mad on one cylinder. Checked all plugs and leads, they are now new and still misfires, what else could it be?

I have a 1996 Buick Century, I have had no problems with it until yesterday. I went to start to go to work and upon starting it, it started to putter. I thought maybe it just needed a little warming up but to no avail, now I did drive it back and for in the driveway a couple times but only for a...

I bought my car brand new in 2005 and it has since been in quite a few accidents... At some point (I don't really remember when) it started shaking (at all times) whether moving or not. Anyway, it finally got too annoying for me, so I took it in to get looked at and the mechanic said that he...

I was a little hard on the car last. Got a CEL during WOT, ended up being p0300 p0302 p0303. I noticed during decel it was a bit choppy sounding. I babied it home and pulled the spark plugs. Cyl. 4 plug was destroyed, others seemed fine. I put new plugs in this morning and started it, hoping...

Hi my volvo has been shaking violently and misfiring when started warm, there is also a loud howling noise coming from underneath or the rear of the car while its misfiring. However when i start the car in the morning or on cold days i have no problems at all.(its been really warm the last...

My Mazda has started misfiring when the engine is under load like leaving a roundabout or accelerating. It will rev easily and the misfire does go away and the car is fine. The mileage is only 34k from new so it still has original HT leads etc. Would a service cure this problem? Thank you.

I was driving down the highway when I noticed my car was misfiring and my car started to smoke. The CEL started flashing then stopped after awhile. I checked the codes and this is what I got: P0300 - Random/Multiple Cylinder Misfire Detected P0301 - Cylinder 1 Misfire Detected P0302 - Cylinder...