2006 Pontiac Grand Prix Pontiac Grand Prix 2006

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2006 Pontiac Grand Prix repairs by problem area

Engine (46%)

Transmission and Drivetrain (14%)

Brakes and Traction Control (9%)

Suspension and Steering (23%)

Electrical and Air Conditioning (6%)

Paint, Rust, Leaks, Rattles, and Trim (3%)

Other (0%)

Chart based on 35 repairs.
See TSBs and recalls for the 2006 Pontiac Grand Prix.

2006 Pontiac Grand Prix repair cost distribution

$2500+ (0%)

$1000 - $2499 (0%)

$500 - $999 (12%)

$100 - $499 (53%)

< $100 (35%)

Chart based on 34 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Non-members can see only ten 2006 Pontiac Grand Prix repair histories. Log in or join us to see them all.

2006 Pontiac Grand Prix

Engine not specified

Pontiac Grand Prix in South Carolina, United States
Jul 2010 - Jun 2011
Sep 2010

71000 mi

US $230
water pump leak 
Pontiac Grand Prix in Georgia, United States
Apr 2011 - May 2011
May 2011

111000 mi

US $460
Bad cat converter. It was replaced 

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2006 Pontiac Grand Prix 4dr Sedan

supercharged 260hp 3.8L V6 4-speed automatic FWD

Pontiac Grand Prix in Michigan, United States
Sep 2012 - Feb 2014
Oct 2012

69500 mi

US $360
Water pump was leaking 
Jul 2013

78500 mi

US $495
Rear brake calipers were leaking fluid 
Feb 2014

85000 mi

US $500
Oil leak from valve cover gaskets 
Pontiac Grand Prix in Minnesota, United States
Dec 2009 - Sep 2013
Nov 2010

65800 mi
Steering shaft replaced 
Mar 2011

70000 mi
replaced worn tie rods 
Feb 2013

97000 mi

US $400
replace heater core 
Pontiac Grand Prix in Idaho, United States
Jul 2010 - Jul 2011
Jul 2011

126000 mi

US $150
Passenger side ball joint needed to be replaced because it was popping and clanking. I did not repair but notified new owner that it should be fixed at some point to stop the noise. 
Pontiac Grand Prix in Indiana, United States
- Aug 2007
Aug 2007

31643 mi
Problem: Check Engine Light On Intermittently. Cause: Input Speed Sensor. Solution: Replaced Sensor. (Under Warranty) 

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2006 Pontiac Grand Prix 4dr Sedan

303-horsepower 5.3L V8 4-speed shiftable automatic FWD

Pontiac Grand Prix in California, United States
- Apr 2007
Apr 2007

29000 mi
Trans failed. Trans was rebuilt under warranty. Failed again 2 days later. Valve body was replaced. 2 weeks later trans failed. Dealer installed new trans. New trans failed 1 week later. GM agreed to repurchase vehicle ("lemon law"). Note: Trans is same a 
Pontiac Grand Prix in Maryland, United States
Dec 2014 - Sep 2017
Feb 2015

109400 mi

US $200
Car was chugging up hills, sort of like a soft buck or surge forward. Also chugging at any speed if rpms were between 1200-2000. Then the car would not move if put into any forward or reverse gear. 
Nov 2016

147000 mi

US $65
New remanufactured transmission started heating up to 220 degrees and higher Fahrenheit, so a Hayden 679 Transmission cooler was installed and now the transmission rarely reaches 200 degrees Fahrenheit. 
Jul 2017

155000 mi

US $200
Radiator side tank cracked. Replaced radiator. 

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2006 Pontiac Grand Prix 4dr Sedan

200-horsepower 3.8L V6 4-speed automatic FWD

Pontiac Grand Prix in California, United States
Mar 2014 - Mar 2015
Mar 2014

111000 mi

US $200
car would hesitate when trying to use passing speed 
Pontiac Grand Prix in Missouri, United States
Jan 2011 - Jun 2015
Oct 2011

149000 mi

US $200
Water pump seal beginning to seep. Noticed when performing oil change. Replaced water pump, accessory drive belt and thermostat. Noise from left front wheel at low speeds. Found left front hub had excessive play in bearings. Replaced both front hub assemblies. No longer making noise and overall road noise reduced. Quieter ride. 
Sep 2012

168000 mi

US $210
Light brake pedal pressure caused front end shimmy due to warped front rotors. Right rear brake caliper leaking brake fluid with park brake engaged. Replaced front rotors/pads and right rear brake caliper. 
Feb 2014

190700 mi

US $240
Replaced catalytic converter due to foul exhaust odor. Engine uses about a quart of oil between oil changes. 
Sep 2014

200000 mi

US $175
Plastic coolant elbow leaking coolant down pulley end of engine due to age/fatigue. Replaced with aluminum elbow. Replace intake and exhaust crossover gaskets also. 
Jan 2015

206000 mi

US $100
Coolant seepage from timing gear cover gasket. Replaced timing gear cover gasket, oil and filter. 
Pontiac Grand Prix in Pennsylvania, United States
Dec 2006 - Sep 2012
Aug 2006

5100 mi
Serpentine belt chirp/squeak/squeal. Lubed belt under warranty. 
Oct 2006

9000 mi
Serpentine belt chirp/squeak/squeal. Cleaned belt and all pulleys due to glazing, replaced belt tensioner under warranty. 
Jan 2009

100000 mi

US $200
Passenger side hub replaced due to a bad wheel bearing. Around 100,000 miles on the car. 
Aug 2011

205500 mi

US $947
Hard shifting when hot, slow shifting, erratic torque converter lock, torque converter lock/unlock at speed. Multiple diganostic transmission codes. TCC and EPC solenoids deemed bad. Replaced all solenoids and input speed sensor. 
Oct 2011

211700 mi

US $105
Needed a battery. Was cold, car didn't leave me stranded but ran off of alternator. Didn't feel like changing myself because it was so cold...and cheapest batt I could find at store was almost $100.00 too. 
Feb 2012

225000 mi

US $15
Extended warm-up. CEL showed, code stated coolant temp lower than expected. Replaced thermostat, engine warms up as it should, no CEL repeats. 
Aug 2012

244100 mi

US $7
Center console armrest vinyl had split. Pulled a part from a totalled car at the junkyard and replaced. The split irritated my arm when put on the armrest. 
Pontiac Grand Prix in Michigan, United States
Dec 2009 - Jun 2014
Apr 2012

89700 mi

US $100
Bottom transmission cooling lines were rusty, do to Michigan salt of course, and had to be replaced as they were leaking. Were noticed when changing transmission fluid. 
Jul 2013

100800 mi

US $75
Power steering pressure switch replaced, fluid was leaking. 
Dec 2013

106000 mi
Power steering hose disconnected, loss of power steering. 
Feb 2014

107100 mi

US $505
Power steering lines failed do to age and road salt. First repair shop did not replace lines, only "patched" the lines up. The sub-frame needed to be dropped in order to do the job correctly. 
Pontiac Grand Prix in Minnesota, United States
May 2010 - Mar 2011
Jun 2010

70000 mi
I bought this car and was noticing the Traction Control would automatically turn off upon starting the vehicle. I would push the button to turn it back on and it wouldn't work. The shop replaced the switch. 
Pontiac Grand Prix in Virginia, United States
Feb 2010 - Dec 2013
Jan 2010

60000 mi

US $150
Windshield wiper motor broke due to an extremely heavy snowstorm. Due to water leaking into motor. 
Jun 2013

121000 mi

US $600
Dexcool decomposed into a thick, mud like fluid. Needed radiator flushed, new heater core, and replaced water pump. 

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2006 Pontiac Grand Prix Repair Histories

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 2006 Pontiac Grand Prix problems occur, check out our car reliability stats.