2004 Pontiac Grand Prix Pontiac Grand Prix 2004

We are 105,000+ car owners sharing real-world car information.

Join Us

2004 Pontiac Grand Prix repairs by problem area

Engine (42%)

Transmission and Drivetrain (3%)

Brakes and Traction Control (21%)

Suspension and Steering (8%)

Electrical and Air Conditioning (15%)

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

Other (8%)

Chart based on 73 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 - Mar 2016
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! 
Dec 2015

289000 mi

US $1200
Replaced steering rack 
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 
Pontiac Grand Prix in Indiana, United States
Jul 2012 - Aug 2012
Aug 2012

96000 mi
The heads up display spring had broken through the plastic it was mounted to, making the HUD not able to adjust. I took the unit out myself and remounted the spring. 

Return to top

2004 Pontiac Grand Prix 4dr Sedan

200-horsepower 3.8L V6 4-speed automatic FWD

Pontiac Grand Prix in Washington, United States
Dec 2012 - Aug 2015
Aug 2013

143000 mi

US $17
Oil dipstick failed and left debris in oil system. Replaced dipstick and flushed and changed oil. 
Sep 2013

144000 mi

US $47
Replaced water pump due to leak not failure. The pump's cost was $27 on amazon plus I purchased an upgraded gasket for $10. I also replaced the accessory drive belt $19(Maintenance). 
Jan 2014

147300 mi
Bolts in passenger side fog light failed resulting in failure to retain light 
Jul 2014

154300 mi

US $20
hood support strut was losing hydraulic fluid and was failing to work. 
Jan 2015

158300 mi

US $112
The battery went dead and Was replaced fixing the problem. 
Pontiac Grand Prix in Virginia, United States
Sep 2014 - Mar 2016
Sep 2014

150000 mi

US $370
Coolant leak caused by plastic elbows hidden under the alternator caused engine overheating and destroyed the thermostat. 
Sep 2015

160000 mi

US $60
Coolant elbow seals failed again. This time I repaired them myself and used RTV gasket maker and put in some GM coolant sealer. Time will tell if this issue is behind us. 
Oct 2015

160000 mi

US $26
Fuel cap failed. Replaced with a ACDelco GT279 from Amazon. 
Dec 2015

160000 mi

US $802
Brake line failure due to rust. Replaced all brake lines because they were on their way out. 
Jan 2016

160000 mi

US $24
Large EVAP leak detected. Computer suggested to "Check Gas Cap". I replaced the gas cap with a AC Delco OEM cap and the code reappeared. Haven't been able to narrow down the leak as of yet. 
Pontiac Grand Prix in West Virginia, United States
Sep 2014 - Dec 2014
Nov 2014

142000 mi

US $300
ABS activating unnecessarily; making rubbing noise on turning 
Pontiac Grand Prix in Ohio, United States
Aug 2013 - Jun 2015
Oct 2014

139700 mi
Motor mount was worn. 
Pontiac Grand Prix in Ontario, Canada
- Jan 2006
Jan 2006

15500 mi

C $50
Fix leak around OnStar antenna. Fixed under warranty. 
Pontiac Grand Prix in Pennsylvania, United States
Dec 2014 - Mar 2016
Nov 2015

232000 mi

US $93
Heard a chirping noise under the hood a few days prior to water pump failure. Water pump locked up (bearing worn out) and shredded the belt. Had to have car towed ($75)home. Replaced water pump, gasket,and belt for $93 (less $5 core charge). 
Pontiac Grand Prix in Alberta, Canada
Apr 2013 - May 2013
May 2013

122140 mi

C $154
front right ABS wheel sensor wires broken. 
Pontiac Grand Prix in Ohio, United States
Jun 2011 - Oct 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 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 Indiana, United States
Jun 2009 - Mar 2016
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 
Oct 2015

201700 mi

US $50
The struts holding up the trunk seemed weak in cold weather, so I replaced them. 
Dec 2015

205000 mi

US $50
A wire from the ABS controller to the right front wheel-speed sensor broke, disabling the ABS and causing the ABS telltale to light. Splicing in a replacement wire harness solved the problem. 
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 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 
Pontiac Grand Prix in Virginia, United States
Mar 2011 - Apr 2014
Jun 2012

121000 mi

US $265
Replaced rear pads, discovered both rear calipers were leaking. 
Jun 2013

132000 mi

US $100
Replaced front pads and front rotors.  Replaced valve cover gaskets. 
Pontiac Grand Prix in Massachusetts, United States
Feb 2013 - Jul 2013
Mar 2013

188000 mi

US $145
Had to replace the lower intake manifold gaskets. Common problem 
Apr 2013

189700 mi
Had to change the rear pads due to the driver side caliper sticking and creating uneven wear. 

Return to top

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.