2006 Pontiac G6 Engine Problems

Source: NHTSA · Updated Sep 2, 2026 · 55 complaints analyzed

Owners have filed 55 complaints with NHTSA about engine problems on the 2006 Pontiac G6, 3% of all complaints for this model year. Half of the reports with a mileage happened before 115,000 miles.

At what mileage do engine problems happen?

Based on 38 complaints that reported the odometer reading.

Under 10k miles1 · 3%
10k–25k miles2 · 5%
25k–50k miles3 · 8%
50k–75k miles3 · 8%
75k–100k miles2 · 5%
100k–150k miles16 · 42%
150k+ miles11 · 29%

How serious are the reports?

Of 55 complaints, 4 mention a crash, 3 a fire, 3 an injury.

Pontiac G6 engine complaints by model year

Peak: 2006, with 55 complaints
2005: 122005122006: 552006552007: 452007452008: 362008362009: 242009242010: 420104

n = 176 complaints · Source: NHTSA

Model yearEngine complaintsShare of that yearMedian miles
2010 G641%85,893
2009 G6243%81,000
2008 G6363%94,000
2007 G6454%97,000
2006 G6553%115,000
2005 G6122%122,622

When owners reported it

Peak: 2014, with 25 complaints
2012: 1201212013: 1201312014: 252014252015: 102015102016: 2201622017: 2201722018: 6201862019: 4201942020: 1202012022: 1202212023: 1202312026: 120261

n = 55 complaints · Source: NHTSA

Related recalls (0)

No safety recall lists engine for the 2006 Pontiac G6. A pattern of complaints does not always lead to a recall.

What owners report

Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.

The contact owns a 2006 Pontiac G6. The contact stated that while driving approximately 55 MPH, the check engine warning light illuminated, and the vehicle started pulling to the right. The steering wheel was forcefully returned to the center. Additionally, on other occasions while driving at…

Received Apr 24, 2026 · NHTSA complaint 11733597

The contact owns a 2006 Pontiac G6. The contact stated that while driving at an undisclosed speed, the vehicle stalled. The check engine warning light illuminated. The vehicle was towed to Midas. The contact notified the manufacturer of the failure and was advised to take the vehicle to the dealer…

Received Jul 6, 2023 · NHTSA complaint 11530745

My car stopped working all of a sudden in the middle of the road. no warning signs were made nor any of my lights came on. it’s rough running and never stays on long to drive. when i brake it completely shuts off. it overheats without the temperature gauge telling me it is. i don’t know exactly…

Received Jul 4, 2022 · NHTSA complaint 11472282
Pontiac G6
2005-2007 Pontiac G6 photographed in USA.. Representative photo; appearance varies by model year. Photo: IFCAR, Public domain, via Wikimedia Commons.

Frequently asked questions

Do all 2006 Pontiac G6s have engine problems?

No. NHTSA has 55 owner complaints about engine for the 2006 Pontiac G6 (3% of the 1,910 complaints for this model year). Complaint data shows that the problem is reported, not how many of all cars sold are affected.

Was there a recall on the 2006 Pontiac G6 engine?

No recall currently lists engine for this vehicle.

At what mileage do engine problems start?

The median reported mileage is 115,000 miles: half of the reports with a mileage came before that.

Other 2006 Pontiac G6 problems

See all 2006 Pontiac G6 problems or engine problems across all G6 years.