2009 Pontiac G6 Transmission & Power Train Problems
NHTSA component category: POWER TRAIN · data through 07/14/2026
Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.
How power train ranks on this vehicle
Share of the 710 complaints citing each category; one complaint can cite several. Full breakdown on the 2009 Pontiac G6 overview page.
What owners report
“INTERMITTENT VERY HARD UP SHIFTS (INCLUDING CHANGES FROM PARK-DRIVE ETC), CRUISE FLYS OFF AND STOPS WORKING WHILE GOING DOWN ROAD, SPEEDOMETER STOPS WORKING AND FLICKERS…”NHTSA complaint 10535242 — filed 08/13/2013
“THE CONTACT OWNS A 2009 PONTIAC G6. THE CONTACT STATED THAT SHE WAS UNABLE TO SHIFT OUT OF REVERSE. THE VEHICLE WAS TAKEN TO DEALER…”NHTSA complaint 10533751 — filed 08/05/2013
“TAIL LIGHTS CONTINUE TO STAY ON. THE TRACTION CONTROL SAYS IT NEEDS TO BE SERVICED. THE CRUISE CONTROL DOES NOT WORK. SAME AS EARLIER MODEL…”NHTSA complaint 10516182 — filed 06/11/2013
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Power Train complaints by year filed
Frequently asked questions
Does the 2009 Pontiac G6 have transmission & power train problems?
Power Train is the #5 most-reported problem area on the 2009 Pontiac G6: 45 of 710 complaints on file (6.3%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2009 Pontiac G6 have in total?
710 complaints were on file with NHTSA as of 07/14/2026. Across all categories, 25 involved a crash, 20 involved a fire, 18 reported injuries, and none reported deaths.
What does NHTSA's power train category include?
NHTSA groups complaints about the transmission (automatic or manual), driveline, axles, transfer case and related parts under a single component category called POWER TRAIN. This page reports that category as NHTSA defines it.
