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2004 Pontiac Grand Prix repairs by problem area

Engine (43%)

Transmission and Drivetrain (3%)

Brakes and Traction Control (19%)

Suspension and Steering (7%)

Electrical and Air Conditioning (16%)

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

Other (7%)

Chart based on 67 repairs.

2004 Pontiac Grand Prix repair cost distribution

$2500+ (4%)

$1000 - $2499 (8%)

$500 - $999 (23%)

$100 - $499 (54%)

< $100 (12%)

Chart based on 26 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 2004 Pontiac Grand Prix repair histories. Log in or join us to see them all.

2004 Pontiac Grand Prix 4dr Sedan

supercharged 260hp 3.8L V6 4-speed shiftable automatic FWD

Pontiac Grand Prix in Colorado, United States
Feb 2011 - Sep 2015
Jun 2011

148000 mi

US $5
Burned out turn signal/running light 
Oct 2011

154300 mi

US $763
Car would not start. Towed to Elway Chevrolet. Fual pump found to be bad. Fuel pump replaced. Problem solved. 
Jan 2012

161000 mi
Had to replace plug and plug wire due to engine miss. 
Jun 2012

170000 mi

US $247
Replaced catalytic converter Replaced spark plus and plug wires 
Feb 2013

184700 mi

US $80
Replaced from wheel bearing 
Nov 2013

205000 mi

US $580
Power steering pump, oil change, flush brake lines 
Feb 2014

216000 mi

US $3470
No back pressure on downshift Hood struts worn out 
Jun 2014

231000 mi

US $745
Heater core leaking 
Sep 2014

239000 mi

US $443
Replaced brake fluid reservoir. Fluid level sensor failed. Replaced unit. Drained and flushed the system 
Dec 2014

248000 mi

US $635
Fluid leak. Radiator replaced 
Apr 2015

264000 mi

US $1788
Wheel bearings w/ harness and speed sensors replaced. Causing check engine light to come on an off Thermostat needed to be replaced. Causing check engine light Replaced MAP sensor due to error codes discovered when car was in for other service. Replacement part turned out to be defective and car had to be towed back to the shop. New sensor installed the next day fixed the problem 
Jul 2015

272700 mi

US $107
Had one headllight out. Replaced both. Pretty good since this is the first time in 11 years and 270K miles! 
Pontiac Grand Prix in Georgia, United States
Aug 2009 - Nov 2013
Mar 2012

175000 mi

US $809
With the transmission in Drive the car would not move. 
Nov 2013

213000 mi

US $300
Serpentine belt broke. 
Pontiac Grand Prix in Texas, United States
Jul 2009 - Mar 2012
Mar 2011

115000 mi

US $130
Oxygen sensors replaced after engine light came on and indicated change. Thermostat replaced. Due to engine light code and diagnosis that it was stuck open keeping engine from heating up to standard operating temp. 
Apr 2011

115300 mi

US $170
Catalytic converter intenal components burnt up and caused PO420 engine code. Catalytic converter replaced with magnaflow non OE catalytic 3" exhaust connect custom fitted to OE 2.5" exhaust by shop Only $170 much cheaper than dealer repair 
Sep 2011

118000 mi

US $110
ABS Control Module taken out and sent to cheap-abs to be rebuilt. Cost with shipping $110 work done by myself and saved me over $1000 from cost dealer would have charged. 
Pontiac Grand Prix in Minnesota, United States
Apr 2009 - Jan 2011
Jan 2011

125000 mi
Valve cover gasket oil leak. Discovered at trade in. Did not repair. 
Pontiac Grand Prix in Virginia, United States
Apr 2009 - Aug 2009
Aug 2009

59000 mi
Heads Up Display needed replacement, ~$500 

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2004 Pontiac Grand Prix 4dr Sedan

200-horsepower 3.8L V6 4-speed automatic FWD

Pontiac Grand Prix in Ohio, United States
Jun 2011 - Jul 2012
Aug 2011

155700 mi

US $200
Tie-rod needed replaced. 
Jul 2012

171000 mi

US $500
Fixture in the coolant line broke causing the fluid to flush and the car to overheat. 
Pontiac Grand Prix in Indiana, United States
Jun 2009 - Sep 2015
Mar 2010

98000 mi

US $12
Replaced the left front low-beam headlamp. 
Nov 2010

110000 mi

US $192
Replaced both front headlamp assemblies with used OEM units that were like new. The originals were heavily oxidized, reducing the light the headlamps could provide. 
Sep 2013

162000 mi

US $90
Replaced left rear brake caliper that was slowly leaking brake fluid. 
Nov 2013

165300 mi

US $31
Polished cloudy headlamp lenses and applied UV protectant. 
Apr 2014

172700 mi

US $112
Replaced right rear brake caliper that was slowly leaking brake fluid, $90. The adjusting nut for the parking brake had seized. Replaced the left parking-brake cable and the adjuster, $22. 
May 2014

174300 mi

US $26
The HVAC air recirculation mode stopped working. Replaced the motor assembly for the recirculation door. 
Jun 2014

176000 mi

US $297
End links on front sway bar were loose, causing an occasional rattle in the front suspension. Replaced both links. Left-rear-door window would open slightly on its own and could not be raised with the motor because plastic part in the window regulator had broken. Replaced regulator and motor assembly. 
Aug 2014

179300 mi

US $56
Scan tool showed mass airflow (MAF) sensor read low at high engine loads, possibly high at idle. Had occasional spark knock under part-throttle load. New MAF sensor solved both problems. 
Mar 2015

190000 mi

US $40
The MAP (Manifold Absolute Pressure) sensor consistently read a low voltage, setting a diagnostic trouble code and turning on the "checking engine" light. Replacing the MAP sensor resolved the problem. 
Jun 2015

195000 mi

US $1045
Water pump was leaking coolant. Replaced water pump, coolant elbows, and coolant. $360 Intake manifold gaskets were leaking coolant. Replaced upper and lower intake manifold gaskets, EGR gasket, fuel injector o rings, thermostat, PCV valve kit, and coolant sensor. $605 Valve cover gaskets were leaking oil. Replaced these gaskets and grommets. $80 
Pontiac Grand Prix in Connecticut, United States
Mar 2011 - Sep 2011
Apr 2011

133000 mi

US $110
Left rear power window motor and assembly needed to be replaced. Motor was in fact still working but window assembly included new motor as well as one part. 
Aug 2011

138000 mi

US $237
I bought parts at Auto Zone and my son-in-law replaced the front brake pads and rotors with top of line parts. Rotors and pads $137.00 Son-in-law paid $100.00 cash. Superior results. 
Pontiac Grand Prix in Pennsylvania, United States
Jun 2010 - Jun 2011
Aug 2010

47000 mi

US $50
Dexcool coolant turned into mud. Suspect possible intake gasket leak. Cleaned out system and monitoring for changes. 
Pontiac Grand Prix in Ontario, Canada
Apr 2007 - Jul 2015
Sep 2007

37820 mi
Cabin air filter rain gutter fell off, required re-gluing. Symptom, water was entering the dash the passenger footwell, sloshing around, and adding humidity to the interior. 
May 2009

47120 mi

C $110
warped rotors, front 
Nov 2011

56720 mi

C $300
repaired the steering horn switch, the rear passenger door lock wiring. repaired the front sway bar links. 
Oct 2013

65100 mi

C $230
Horn stopped working again. Was a faulty connection behind the airbag. 
Mar 2015

76880 mi

C $341
repair leaking elbow on water pump 

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2004 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 2004 Pontiac Grand Prix problems occur, check out our car reliability stats.