Pontiac G6 Pontiac G6

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Expensive Pontiac G6 repairs by problem area

Engine (31%)

Transmission and Drivetrain (24%)

Brakes and Traction Control (7%)

Suspension and Steering (34%)

Electrical and Air Conditioning (3%)

Paint, Rust, Leaks, Rattles, and Trim (0%)

Other (0%)

Chart based on 29 repairs.
See TSBs and recalls for the Pontiac G6.

Pontiac G6 repair cost distribution

$2500+ (30%)

$1000 - $2499 (70%)

$500 - $999 (0%)

$100 - $499 (0%)

< $100 (0%)

Worried about potential repair costs? An extended warranty can provide peace of mind.

Chart based on 20 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2009 Pontiac G6 4dr Sedan

219-horsepower 3.5L V6 4-speed shiftable automatic FWD

45000 mi

US $1100
Control board burned out completely and had to be replaced. Done in Germany. Only Pontiac warranty repair is in Munich. That's NOT where the car died:-) 
48000 mi

US $500
Thermostat needs to be replaced. Engine light came on. Temp gauge works in start test but does not show temperature. Normal heating, defrosting and cooling. High cost of mechanic, test and repair. 

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2008 Pontiac G6

Engine not specified

77000 mi

US $2000
transmission replaced 

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2008 Pontiac G6 4dr Sedan

164-horsepower 2.4L I4 4-speed automatic FWD

148000 mi

US $150
Replaced Wiper transmission. 
152000 mi

US $2000
New front struts and stabilizer links. Also 2 new tires.  New rear brake pads and calipers. +other things (can't recall). 
175000 mi

US $365
Replaced wire to Body Computer. Front End alignment. Oil change. Diagnosis work. 
76880 mi

C $180
Replaced tie rod end, rear shocks and front brakes 
89900 mi

C $1000
Noise comeing from right front replaced lower front drivers side control arm bushings replaced rear sway bar bushings 

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2007 Pontiac G6 4dr Sedan

240-horsepower 3.9L V6 6-speed manual FWD

34920 mi

C $350
Replaced lower control arms. 
48360 mi

C $100
Replaced engine snubber. 
70060 mi

C $1000
replace water pump 
75020 mi

C $3250
Repair oil pan leak, replace lower and upper intake manifold gaskets. 

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2007 Pontiac G6 4dr Sedan

169-horsepower 2.4L I4 4-speed automatic FWD

63000 mi

US $280
sensor replaced which fixed the harsh shifting issue 
95900 mi

US $1150
Timing chain adjuster broke, timing chain assy replaced 

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2007 Pontiac G6 2dr Hardtop conv.

227-horsepower 3.9L V6 4-speed shiftable automatic FWD

86500 mi

US $414
Replaced oil pressure sender Replaced valve cover gaskets and oil pan gasket to fix oil leaks Replaced [transmission] oil coolant line O-Rings 
87650 mi

US $1946
Transmission was rebuilt 

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2007 Pontiac G6 2dr Coupe

252-horsepower 3.6L V6 6-speed shiftable automatic FWD

100500 mi

US $220
Rattling noise, said bar was loose, needed replaced 
113000 mi

US $283
Check engine light P0174 lean bank 2 history code. Leak in exhaust manifold, replaced gasket. Engine light still comes on with the same code. Current problem unknown. 
123100 mi

US $280
Transmission fluid leaking. A cooling line broke, replaced both. 
127000 mi

US $2965
Transmission failed 
136000 mi

US $2800
New water pump Engine had knock, replaced timing belt and spark plugs 
142000 mi

US $650
Replaced ABC control module. All the ABS/traction control lights were on. Replaced oxygen sensor 

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2007 Pontiac G6 2dr Coupe

224-horsepower 3.5L V6 4-speed shiftable automatic FWD

77000 mi

US $2000
Changed struts. Brake rotors needed turning. New oil sump plug. Alignment. Fix power steering fluid leak. 
80000 mi

US $250
Oil filter adapter gasket leaking. 
94800 mi

US $400
Catalytic converter replaced. 
102900 mi

US $150
Bad water pump 

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2006 Pontiac G6 4dr Sedan

240-horsepower 3.9L V6 4-speed shiftable automatic FWD

106000 mi

US $400
leak on small part(not sure name) on top of engine that has metal tubing. leaking antifreeze. 
107000 mi

US $450
radiator leak both outer tie rods, sway bar links, rt lwr control arm assembly 
108000 mi

US $2300
Second time for trans. First time at 52000, second at 56000 dealer fixed for 400 deduct same problem, almost same miles - wouldn't help. Independent trans shop said that's been a problem with that trans also radiator leaking again 
125000 mi

US $700
had to replace both front wheel bearings 
13900 mi

US $800
radiator replaced again. could not get it back to the other shop that fixed it before. also replaced serp belt. radiator replaced again could not get it back to he other shop that fixed it before and also replaced serp belt 
145000 mi

US $600
left and right ball joints left and right ball joints 
159000 mi

US $1800
fourth time on trans repair (once under warranty from shop not g.m.) 
80000 mi

US $1200
Passenger side control arm assembly and wheel bearing. 
90000 mi

US $275
Replaced thermostat. 
100000 mi

US $800
Control arm replaced with assembly drivers side and tire replacement due to uneven wear. 
293600 mi

US $1600
transmission went out; car has high mileage, so it was time to replace the transmission 

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2006 Pontiac G6 4dr Sedan

201-horsepower 3.5L V6 4-speed shiftable automatic FWD

49600 mi

C $1000
Front right strut replaced. 
55800 mi

C $1000
Both front bearings replaced. 
54000 mi

US $300
I took my car in for an alignment, because the pull was getting worse. The shop informed me that they had trouble aligning my car, because something was going on with the computerize power steering. However, they did the best they could. When I took the vehicle for alignment,I replaced the ball joint & arm on driver side($300 total). I was informed that I need struts(haven't replaced, and that I will continue to have suspension problems due to power steering issues. 
55500 mi

US $420
The vehicle felt like it wanted to turn over when making turns. The front struts were leaking, therefore I had them replaced. The rear struts need replacing will do at a later date due to cost ($420). 
57000 mi

US $353
The computerized power steering motor was replace under warranty per GM (repair notice). However,I had to pay for the loose steering i-shaft, that was caused from the original defective part. No realignment done-have to pay for it again. 
74000 mi

US $666
A strong pull with wobbling tire. (replaced) Sway bar link kit, AW Chassis, Sensa-Trac Pass Shock, which caused wear to tires. Had to replace to front tires. 
64500 mi

US $405
My engine light stays on and idle high (3rd time since 06/2009)! This time they believe my vacuum hose was lose, and made adjustments(light is off & idle low). The code 0442 shows each time-pc valve replaced, gas cap 3x! 
76000 mi

US $625
Replaced trans pan gasket(leaking), filter,fluid,& flush for the second time in 6mos. Also replaced evap purge solenoid. Fuel induction system cleaned for the second time in 6mos. 
81000 mi

US $326
The starter went out, with no warning. 
103300 mi

US $237
Exhaust Flex Pipes replaced 
115000 mi

US $2361
Both Head gaskets leak oil, Oil pan leak oil, Front crankshaft seal leak oil, & filled and purged cooling system. 
116000 mi

US $282
Vehicle was pulling to the right when braking, with some vibration. Replaced both lower control arms. Loud exhaust with leak. Rear Flex pipe and Resonator was replaced. 
121000 mi

US $324
The car wouldn't start. The starter went out. 

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2006 Pontiac G6 4dr Sedan

201-horsepower 3.5L V6 4-speed automatic FWD

136000 mi

US $2500
Tie Rods worn, need replacing (declined). Squirrel chewed through fuel hose (not repaired) 
96000 mi

US $1000
A/C Compressor seized, 700.00 compressor, plus ac vac and charge. New belt installed. 
125000 mi

US $600
Bad drivers side wheel bearing. 

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2006 Pontiac G6 2dr Coupe

201-horsepower 3.5L V6 4-speed shiftable automatic FWD

102000 mi

US $875
Fuel pump leaking, bad fuel sensor 
123000 mi

US $3000
Oil leaks and emmison sensors 
125000 mi

US $3700
Transmission started making a loud whining noise when shifting. Took to dealer they recommended a new transmission as something was broken inside. 
51000 mi

US $1500
4 new tires, new shocks, struts, rotors, transmission fuel lines, coolant lines, brake pads, calibers 
78300 mi

US $290
Serpentine belt wore out, needed replaced 

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2005 Pontiac G6 4dr Sedan

200-horsepower 3.5L V6 4-speed automatic FWD

117800 mi

C $1100
Issue with injector on second cylinder. Took car to the shop three time until they finally found the issue (check engine light goes on for some time, then turns off). Also changed hoses, all spark pluges and coil for second cylinder. 

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See TrueDelta's information for all Pontiac models.

Pontiac G6 Expensive Problems

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently Pontiac G6 problems occur, check out our car reliability stats.