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Was driving and car died, no engine light or codes to detect. Changed fuel pump and crank shaft positioning sensor

When i first got my 08 G6 back in 2010 it started messing up the first couple months. I took it in and they took out the automatic start and the unlock/lock key fob. The problems its been having are as follows; Gauges error out while driving down the road, Steering will lock up and the car feels like its shifting gears. Also it does this randomly but it happens most right after i pump gas and it takes 2 times to start the car after pumping. Ev...

While driving down the freeway between 60 - 70mph, car just quits, completely dead. No sputtering, no coughing..NO WARNING!
1st time, after less than a minute, it started back up, with no further problems.
2nd time was the following day. Same thing, on the freeway, doing approx 65, but this time I hadn't traveled as far, but the car died and this time it didn't start, right up. The starter is strong and is turning over, yet it doesnt engag...

Transmission pulling after just having the fluid and filter changed need help why is it pulling

the security light kept flashing on and now the car won't start

idles rough and when driving has no power

Leaking fuel at the fuel module return. Told I have to replace entire fuel pump. $920.00

first,speed odm stop working now when head lights are turned on they start to dim at the same time the dash lights dim and all the warning lights come on, the temp and fuel gages stop working. Daylight driving only the temp gage will show 195* if I turn engine off for short time gage will not work properly. Speed odm stays all the way to the right.

When I turn on the ac it blows hot when i turn on the heat it blows cold

A/C cool on passenger but warm on driver. Car has dual climate control. This problem occurred recently so I went online to find some solution. Everyone said it was the mix air damper control not opening completely. After standing on my head for 2 hours working under the dash I found all the motors were operating just fine. So I sat and stared and scratched my head. With the engine running and hood up and a/c on I found the problem.
Just a br...

An ignition coil may fail causing one of the cylinders to misfire. Each of the two banks of cylinders has its own coil assembly. If one ignition coil fails the coil assembly for the corresponding cylinder bank must be replaced.

The mass air flow or crankshaft position sensor may fail causing the engine to intermittently stall. It may be necessary for the engine to cool down before it will restart.

The mass air flow or crankshaft position sensor may fail causing the engine to intermittently stall. It may be necessary for the engine to cool down before it will restart.

The ignition coil housing may fail causing an engine misfire on one or more cylinders.

The ignition coil housing may fail causing an engine misfire on one or more cylinders.