The Check Engine Light With Code: P0011, P0014, P0021, P0024, P0341, P0346, P0336, and/or P0391 on Pontiac G6

Vehicles with certain V6 engines may illuminate the Check Engine Light one or more of the following codes: P0011, P0014, P0021, P0024, P0341, P0346, P0336, or P0391. Our technicians tell us that some vehicles may require a powertrain control module (PCM) software update to correct this issue. Other vehicles may have excess camshaft end play on one or both cylinder heads which will need to be corrected using special procedures outlined by GM.

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Average mileage: 93,020 (50,198–153,000)
Engines affected: 2.4L 4 Cylinder, 3.5L V6, V6
4 model years affected: 2006, 2007, 2008, 2009
21 people reported this problem
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Viewing 1 - 8 of 8 problem details
2006 Pontiac G6 - 3.5L V6 90,000 mi,
06 g6 gt shutting off while driving. Says engine disabled then after about 1 min starts up fine. Happens randomly. When it first happened it didnt do it again for about a year. Now it happens a couple times a week. Making an appt with dealership. Hope its not too expensive :(
2008 Pontiac G6 - 2.4L 4 Cylinder 83,000 mi,
Check engine light came on for code P0014. Car intermittently will not start. Not repaired yet, but suspecting camshaft sensor from what I've been told.
2009 Pontiac G6 - 2.4L 4 Cylinder 119,225 mi,
Check engine light - P0011 after scanning. Engine idles rough intermittently and at stops.
2007 Pontiac G6 - 3.5L V6 62,000 mi,
I am so sick of this car. I have had it a year and nothing but problems. GM know of the problems and makes the consumer pay for alll repairs. Shame on you GM!!
2008 Pontiac G6 - 2.4L 4 Cylinder 153,000 mi,
took it too shop they read me all the following codes
2009 Pontiac G6 - 2.4L 4 Cylinder 116,000 mi,
P0014 cmp actuator solenoid bank1
after starting and driving about 15 minutes, all guages on dash panel go to zero and check engine light comes on. Removing battery terminals resets gauges and check engine light be recurs after about 15 minutes of driving time.
2008 Pontiac G6 - V6 50,198 mi,
Service engine light on reading off cam.shaft and making an.airplane noise