2007 Pontiac Grand Prix Consumer Discussions

Pontiac Grand Prix Transmission Problems

• Re: 2005 - 2007 Grand Prix GXP transmission Failures [ezurawek]

  Written by: drb10 on Jan 3, 2012 4:52:36 AM

  Is there a class action suit against Pontiac for transmission failures?

Pontiac Grand Prix Heater blower relay switch

• Re: 2004 Pontiac Grand Prix [brewmeisterdan]

  Written by: mrqt3812 on Dec 29, 2011 2:23:01 PM

  Recently purchased a 2007 Grand Prix with similiar problems. Replaced blower motor because of excessive noise. Obviously water leaked onto it and probably started rusting up on the inside causing the bearing to squeek. Also have same problem with heater just cutting off. I have read other posts, just about all of them. The thing is mine doesnt cut off on just low speeds, but on all speeds. Was wondering if ... Read More

Pontiac Grand Prix Transmission Problems

• Re: 2005 - 2007 Grand Prix GXP transmission Failures [ezurawek]

  Written by: adrianne1 on Nov 13, 2011 11:51:52 AM

  I have contacted Pontiac several times and they don't care about this problem that is happenning to many grand prix owners. I am so sorry that this is happeing to you. I wish they would take care of this. I have to take my car in to get the transmission replace too,. and they told me is going to cost me 2,800. I hope we can all get together and do ... Read More

• Re: 2005 - 2007 Grand Prix GXP transmission Failures [bbaisden]

  Written by: ezurawek on Nov 12, 2011 7:29:09 PM

  I am trying to help my 18 year old nephew out, he is trying to put himself through college and has neither of his parents to help him. He came to see me over the weekend and the transmission in his 2007 Grand Prix is slipping so bad he can't drive it. We brought it to 2 places and both told us it was blown and needed to be replaced. It ... Read More

• 2007 Grand Prix with blown transmission

  Written by: ezurawek on Nov 12, 2011 7:20:19 PM

  My nephew bought a 2007 Pontiac Grand Prix which now has 82,000 miles on it. The car ran fine until recently the transmission started slipping. We brought it to a shop and they said it needed to be replaced or rebuilt for around $2,800.00. He is an 18 year old college kid left with no parents...is Pontiac doing anything about this or is he going to be left with no car ... Read More

• 2005 - 2007 Grand Prix GXP transmission Failures

  Written by: bbaisden on Oct 10, 2011 12:32:58 PM

  I am looking into filing suit against GM for the transmission failures in 2005 - 2007 Pontiac Grand Prix GXP, Chevy Monte Carlo SS & Chevy Impala SS. Anyone interested in re-cooping the cost of having to either rebuild or replace the transmission in one of these vehicles, please contact me. would much rather make this a class action suit than a individual suit.

AC/Heater Fan issue

• Re: 2006 Grand Prix - fan not shutting off when car is off [tarah88]

  Written by: gporter2 on Nov 25, 2011 9:18:22 AM

  Similar Problems with 2007 Pontiac Grand Prix Heater / AC. This past summer the A/C worked but sporadically it would act like the blower was not working and shut off then come back on when it was 113 degrees outside. Then this fall it acted like no heat when I first tried the heater. Now we are nearing December and the defroster on both sides blows cold air no heat at ... Read More

Pontiac Grand Prix Transmission Problems

• Re: 296 continued [2007gxp]

  Written by: bbaisden on Oct 2, 2011 3:37:46 PM

  Make / Models: Model/Build Years: CHEVROLET / IMPALA 2006-2007 CHEVROLET / MONTE CARLO 2005-2007 PONTIAC / GRAND PRIX 2005-2007 Service Bulletin Number: 070730012 NHTSA Item Number: 10021844 Summary: 4T65-E TRANSMISSION SLIPS, NO DRIVE/REVERSE, TCC SHUDDER, NOISE WITH TCC APPLIED. *KB UPDATED 08-15-07. *KB (DIAGNOSIS & REPLACE TRANSMISSION, IF NECESSARY). UPDATED 2/19/08. *NJ

• Re: #296 continued [2007gxp]

  Written by: bbaisden on Oct 2, 2011 3:34:23 PM

  Hi, I have a 2005 GXP that I took to the Dealer last year for the trans slipping. They could not repeat the condition at the time and told me to bring it back when it "got worse". Well it's a lot worse now to the point of the car not being driveble, which all happened in the matter of two days. My extended warranty expired a week ago. I have ... Read More

Pontiac Grand Prix Rattles, Clunks and other odd Noises

• Re: Clunks and Mysterious Noises!!!! [motorcity6]

  Written by: jakesouliere on Aug 3, 2011 4:25:02 PM

  You're a car killer! I am 40 years old and only on my 4th car, 3 of them Pontiacs, the first being a Buick J-body. The '84 Skyhawk (2 litre/2bbl/5-speed) had 245,000kms running strong but body was rotting so sold it. Then '90 Tempest (3.1 litre/5-speed) had 275,000kms running strong before I sold it for a much needed van, a '95 Trans Sport SE(3800). Still have the van, still runs great ... Read More

Pontiac Grand Prix Transmission Problems

• Pontiac Grand Prix Transmission Problems & other

  Written by: ptmillington on Jul 15, 2011 11:01:16 AM

  I have a 2006 Grand Prix that is a lemon brought it with 32,000 miles on it in 2007 and the car fax report said it had no problems. I have had the hub assembly replace 3 times, the water pump, the powering steering, the trasmission was rebulit at 62,000 miles. I recently went on vacation and the transmission went out again cost me 2500.00 dollars to rebuild it again only ... Read More

• Re: 2005 Pontiac Grand Prix GXP [tchesser]

  Written by: 2007gxp on Jul 13, 2011 7:58:44 AM

  I have a 2007 GXP with Tap shift that I have had a shifting problem with, it first started with the computer stating a engin power problem, so the dealer replaced the gas peddle sensor, but i still had some hesitation problem. this week the transmission had a wineing sound and i had no gears at all. Had to have it towed to the dealer and Im waiting to hear the ... Read More

Pontiac Grand Prix Electrical/Lighting

• Re: information center [gmcustsvc]

  Written by: motorcity6 on May 14, 2011 11:21:15 AM

  2006 GPGT is on it's 4th battery at 57,362 miles. No malfunctions noted on information panel, no red lights, just dead..Purchased car used from local Caddy dealer w/4300 miles on 6/30/2007..Original battery was replaced @75 miles, and I had that battery replaced at Darby Buick around 30k, and now it is gone..Car is driven about 40 miles daily, garaged, and not abused.. Having owned 53 cars in my lifetime, this car ... Read More

Pontiac Grand Prix Rattles, Clunks and other odd Noises

• Static noise from DASH

  Written by: iwhite on May 4, 2011 12:15:49 PM

  Just bought 2 DAYS AGO, a 2007 Pontiac Grand Prix GT 3.8 V6 Supercharged. USED. I hear a constant noise from the dashboard, sounds like an air compressor. Sometimes it stops, but when I push the CD eject button the noise starts again. This is happening with engine on or OFF. PLEASE SOMEONE GIVE ME A HINT WHAT SHOULD I DO. I HAVE NO $ AT ALL TO BRING IT TO ... Read More

Pontiac Grand Prix Traction Control/STS/ABS

• Ex-Pontiac dealers??

  Written by: motorcity6 on Mar 29, 2011 10:23:30 AM

  I am staying away from them for the lack of talent and most are Buick/GMC dealers under the new Govt. Mtrs..In replacing parts, the service dept will pick the oldest design in their inventory and it will probably be the same engineering level as your failed part..so it will have a limited life.. Been there on "Steering Shafts" commonly known as the ISS, 3 in 30k miles, however @55k it seems ... Read More

• Re: Service Traction Control/ABS [cnancgo]

  Written by: gjw466 on Feb 22, 2010 1:52:23 PM

  I just had my 2007 Grand Prix, I think, fixed for the same problem. Fix they replaced the hub bearing and a week later the had to replace the speed sensor harness. I have 47,000 miles on the car and now that I'm reading that this is very common with the Pontiac to me it seems it should be addressed by GM. The dealer themselves say its a common problem.

Pontiac Grand Prix Engine fires 3800 series II 1996-2003

• Re: 2007 Grand Prix Fire [gtp03daw]

  Written by: angryowner2 on Feb 26, 2009 11:04:29 PM

  On friday feb the 13th my father came home from work around 5:45 pm parked his 1997 pontiac grand prix 3800 not supercharged in the garage and went in to shower.By 5:55 the whole garage was in flames. It took the fire dept. about 4 full hour to put it out. Now the thing that I can't understand is how GM could only inform owners of the supercharged GTPs and not ... Read More

Pontiac Grand Prix Brakes

• 2005 Pontiac Grand Prix GTP

  Written by: chicanutella on Oct 1, 2008 9:52:57 AM

  On October 20, 2007, I bought a 2005 Pontiac Grand Prix in which within three weeks of purchasing the car I had to take it back to the dealership three times. The steering wheel was shaking when slow down, the front end of the car felt like it was going to come apart and since I didn't know anything about it, they told me it was fixed the first time. I ... Read More

• 2007 grand prix gxp brake issue

  Written by: ktemmen on Sep 23, 2008 7:42:18 AM

  For those considering the purchase of a gxp or any other pontiac sedan, Beware!! I just had the misfortune of taking in the wifes car for what i assumed was warranty work. 21.000 miles and both front and rear brakes were shot, rear pads nearly to the rotors and in the case of the fronts, right pad completely gone. 25 years of doing business with this dealership (Waldecker Pontiac/ Buick) and ... Read More

Pontiac Grand Prix Starting / Stalling Issues

• engine shuts off when driving

  Written by: ozzy7 on Aug 15, 2008 12:01:39 PM

  My 2007 pontiac grand prix is just fine, then all of a sudden the engine will shut off. this happened while on the freeway going 60 mph, it happened in a drive thru at walgreens while sitting, and everytime we take it to the dealer, they cannot locate a problem. It has happened 4 times, and the I have only owned the car for 1 year (23k miles). I am stumped, ... Read More

Pontiac Grand Prix Engine fires 3800 series II 1996-2003

• Re: Engine fires 3800 series II 1996-2003 [elujan2006]

  Written by: slove1 on May 21, 2008 6:03:28 AM

  I had a 1997 pontiac grand prix gt wich i took very good care of and October 2007 I was driving home and my car stalled it was on fire and literally burned to the ground and as you can imagine i was devistated because not only my car but all my dog grooming supplies was in the trun. I only had libility insurance so lost everything! Please help me, I ... Read More

• 1999 Pontiac Grand Prix fire

  Written by: dvcourt on Apr 28, 2008 4:32:33 PM

  I am also one of the unlucky owners of a Pontiac which caught fire. Mine occurred last year (Aug 2007). It was a total loss. Unfortunately I did not have fire insurance. I received recall notice in March of this year. I called GM and have since been bounced thru two different representatives. Has anyone been lucky enough to get compensated?

Pontiac Grand Prix Tires and Wheels

• No traction

  Written by: liyahsmommy on Jan 10, 2008 12:22:01 PM

  I recently purchased my first Pontiac. It's a 2007 Grand Prix GT with 17,500 miles on it. Within a few days of my purchase, we had snow. I was terrified after a few moments on the road, because I started sliding EXTREMELY EASILY. I have always driven smaller cars, and I realize I am unused to a car the size of the GP which I now refer to as my death ... Read More

Pontiac Grand Prix: Real World MPG

• Re: Pontiac Grand Prix: Real World MPG [bond007mgm]

  Written by: cnw on Dec 18, 2007 5:52:21 PM

  I've got a 2007 GP GT, 7000 miles. When it was "brand new, fresh from dealer" and less than 2000 miles, we had one tank of gas--Albuquerque to Farmington--that we got 32+, hand calculated--not DIC readout. Average speed was 65 mph. We continue to get excellent mileage when out on open roads.

Pontiac Grand Prix Engine fires 3800 series II 1996-2003

• 2000 Pontiac Grand Prix GTP 2dr ENGINE FIRE

  Written by: crispy2000gtp on Jul 27, 2007 10:49:55 AM

  I bought an ENGINE FIRE 2000 Pontiac Grand Prix GTP 2dr from a salvage auction on 4/30/2007. It only has 77,284 ACTUAL miles. Appears to be a all-stock, well cared for, garage kept "cream puff" car. The engine fire was put out with a fire extinguisher pretty early. I emailed "tommy231" an engine pic. The only damage noticeable from the outside of the car is a palm sized paint discolor cirle ... Read More

• 2000 Grand Prix GTP Engine Fire

  Written by: paula9 on Nov 27, 2007 7:33:11 AM

  My Pontiac caught fire on January 26, 2007 in my work parking lot. I had been there about 15 minutes when someone told me my car was on fire. The car drove fine before then and was well maintained. It was a total loss. Does anyone know if NHTSA or GM is still investigating this matter? It is amazing that GM is not willing to do anything after all the fires ... Read More

Pontiac Grand Prix Transmission Problems

• 2007 grand prix surging problem

  Written by: purplefreak8 on Nov 20, 2007 3:57:32 PM

  I own a 2007 grand priz with 4000 miles on it. It has a surging problem mostly in overdrive but also in 3rd gear. You can watch the tack and it gets surges and the engine feels like it loses power and you have to punch it to get it to go. The dealer says there is no problem, to just drive my car in 3rd gear. This helps but doesn't ... Read More

• 2007 Grand Prix transmission and brake issue

  Written by: purplefreak8 on Nov 19, 2007 5:42:44 PM

  I am having issues with my grand prix with the car when it is in drive mode losing power and bogging down. The dealer says the see the problem but there is no fix for the problem except to drive it in 3rd gear instead of overdrive. I argued my case with Pontiac on the phone and they will not fix it as they say there is no problem, but yet ... Read More

Pontiac Grand Prix Rattles, Clunks and other odd Noises

• Thumping noise

  Written by: johnny_rotten on Nov 13, 2007 2:50:38 PM

  Just thought you all might find this useful. Bulletin No.: 01-02-32-001J Date: June 08, 2007 TECHNICAL Subject: Clunk Felt/Noise Heard From Steering Column, Steering Gear and/or Front Of Vehicle During Turning Maneuver and/or Steering Wheel Rotation (Lubricate or Replace Intermediate Shaft As Appropriate) Models: 2001-2004 Buick Regal 2005-2007 Buick Allure (Canada Only), LaCrosse 1997-2005 Chevrolet Cavalier 2000-2007 Chevrolet Impala, Monte Carlo 1998-2002 Oldsmobile Intrigue 1997-2005 Pontiac Sunfire 2004-2007 Pontiac Grand Prix ... Read More

Pontiac Grand Prix Starting / Stalling Issues

• Re: 2004 Grand Prix starting and DIC problems. [medic2891]

  Written by: caiken on Nov 2, 2007 6:43:10 AM

  I purchased an 04 Grand Prix in January 2007 and have had problems with hard starts intermittently since I've had it. The GM Repair shop can never duplicate it. Recently an 02 sensor in the manifold make the engine light come on. When the 02 sensor was changed the new one was defective and shut down nearly all the gas right after I left the shop, I made it back to ... Read More

• Same crap help

  Written by: bookster on Oct 14, 2007 10:45:34 AM

  1997 Pontiac Grand Prix L 3.8 SII POS. Bought in 1999 for a grip of cash. 3 Weeks after I. Got it, it started to die for no reason at all. I would wait for a few min and it would start. Had someone with me when it did it, so popped hood checked for spark NOPE! Check for Fuel Yep! so the is an issue with ignition system. Then it ... Read More

Pontiac Grand Prix Prices Paid and Buying Experience

• 2007 Grand Prix GT

  Written by: medoe80 on Aug 15, 2007 7:23:32 AM

  This is my second Pontiac, my first one being a 98 GTP, I decided that I would stick with the Pontiac family and go with a G6. However, I'm not a car person at all- but I figured, I would check out the used car inventory at some local dealerships. I ran into a 2007 Grand Prix GT, 7,900 miles, clean carfax report, lots of options, leather seating, 17-in rims, supercharged, ... Read More

Pontiac Grand Prix Engine fires 3800 series II 1996-2003

• How exactly does it work?

  Written by: tommy231 on Apr 9, 2007 5:26:55 PM

  Messages 44 and 45 above have links to the investigation. You can look at the documents they have posted there. GM is due to respond on April 20th, at which point I presume their response will also be posted. I expect that in the unlikely case this turns into a recall, the affected GTP owners will be notified. Very few of these types of investigations actually turn into recalls, so I ... Read More

• Re: Engine fires 3800 series II 1996-2003 [brune55]

  Written by: tommy231 on Mar 4, 2007 9:22:39 PM

  The NHTSA is supposedly looking at 1999 through 2002 GTPs. Have there been pre-1999 or post-2002 GTP engine fires? This issue is also being discussed at http://www.autoblog.com/2007/02/05/nhtsa-investigating-pontiac-grand-prix-engine- -fires/#comments

Sedans with V8s under $40K

• Re: Sedans with V8s under $40K [jsylvester]

  Written by: luvmbooty on Jan 23, 2007 8:34:26 AM

  2007 Ford Crown Victoria: 272 lbs-ft @ 4000 rpms 2007 Mercury Grand Marquis: 275 lbs-ft @ 4000 rpms 2007 Buick Lucerne: 295 lbs-ft @ 4400 rpms 2007 Chevy Impala: 323 lbs-ft @ 4400 rpms 2007 Pontiac Grand Prix: 323 lbs-ft @ 4400 rpms 2007 Dodge Charger R/T: 390 lbs-ft @ 4000 rpms 2007 Chrysler 300 C: 390 lbs-ft @ 4000 rpms 2007 Dodge Charger SRT-8: 420 lbs-ft @ 4800 rpms

• Re: Sedans with V8s under $40K [luvmbooty]

  Written by: luvmbooty on Jan 15, 2007 8:38:36 PM

  2006 Dodge Charger SRT-8 MPG: 14/20 2007 Ford Crown Victoria (base): 17/25 2007 Mercury Grand Marquis GS: 17/25 2007 Buick Lucerne CXL: 17/25 2007 Chrysler 300 C: 17/25 2007 Dodge Charger R/T: 17/25 2007 Pontiac Grand Prix GXP: 18/27 2007 Chevy Impala SS: 18/28

• Re: Sedans with V8s under $40K [luvmbooty]

  Written by: luvmbooty on Jan 15, 2007 9:10:50 AM

  2007 Ford Crown Victoria (base): MSRP $24,620: Hp 224 @ 4800 rpm 2007 Mercury Grand Marquis GS: MSRP $24,910: Hp 224 @ 4800 rpm 2007 Chevy Impala SS: MSRP $27,970: Hp 303 @ 5600 2007 Pontiac Grand Prix GXP: MSRP $28,745: Hp 303 @ 5600 2007 Dodge Charger R/T: MSRP $30,215: Hp 340 @ 5000 2007 Buick Lucerne CXL: MSRP $30,685: Hp 275 @ 6000 2007 Chrysler 300 C: MSRP $34,385: ... Read More

2008 Pontiac G8

• Re: Whispers: Holden Commodore Coming to U.S. as Pontiac in 2007 [rockylee]

  Written by: rorr on Oct 4, 2006 7:53:11 AM

  "My Grand Prix is coming !!!!" I thought you were hankerin' for a GMC Sierra Denali? Or was it an Escalade EXT? Or was it a Volvo S80? Jeez rocky - you're all over the place..... :P

• Whispers: Holden Commodore Coming to U.S. as Pontiac in 2007

  Written by: rockylee on Oct 3, 2006 8:01:38 PM

  http://www.edmunds.com/insideline/do/News/articleId=117004 My Grand Prix is coming !!!!! :D Rocky

Pontiac Grand Prix GXP 2006

• 2007 grand prix

  Written by: dav2006 on May 27, 2006 10:34:18 PM

  Does anyone know if there will be a 2007 Grand Prix? I am in southern california and pontiac advertises and pushes the G6 and solstice but there is no mention of grand prixs in any adds. Have they given up on it like the Bonnie?

• Re: 2007 grand prix [splatsterhound]

  Written by: ocmike3 on May 30, 2006 8:47:07 PM

  Somebody over at the Car Connection must be monitoring this forum - they just put out an update to the rumor mill. They are hearing Pontiac will go exclusively RWD: http://www.thecarconnection.com/Auto_News/Daily_Edition/Daily_Edition_May_30_200- - 6.S173.A10476.html

• Re: 2007 grand prix [splatsterhound]

  Written by: evandro on May 29, 2006 1:28:09 PM

  The Solstice may be, but not the G6, except when yawning about it. In spite of the Solstice being such an attractive car, it won't make buy any other Pontiac. What puts me off about them are those coarse OHV engines. I don't want to hear about any explanation of how modern those OHV engines are: they still sound horrible, lose steam when revved and are quite heavy, no matter the ... Read More

• Re: 2007 grand prix [evandro]

  Written by: splatsterhound on May 28, 2006 7:25:38 PM

  Ummm, I think there are two cars called the Solstice and the G6 that seem to be in the news a bit.... I don't think Pontiac is going anywhere. The line will get smaller, but it's all part of the Buick/Pontiac/GMC lineup. Buick gets the upmarket mellow, GMC gets the fancy trucks, Pontiac gets the more youthful exciting cars -- all in one showroom. The Grand Prix isn't going anywhere for ... Read More

• Re: 2007 grand prix [ocmike3]

  Written by: evandro on May 28, 2006 5:06:12 PM

  Actually, Buick and Pontiac are in the same ball-park, but Buick is more profitable. Granted, most of Buick buyers won't be alive to trade their current purchases, but it seems to me that it's written on the wall that Pontiac will be axed. GM displays Buick concept cars and no Pontiac ones; it feeds the buzz on upcoming and current Buick models, but mums on Pontiac ones... :(

• Re: 2007 grand prix [dav2006]

  Written by: ocmike3 on May 28, 2006 4:10:25 PM

  I read somewhere a few months back that this generation GP was going through the 2008 model year and then it (at the time of the article) was going to be replaced by something developed from one of the new global platforms. But with GM in constant restructure now... who knows. My bet is at least one more division will be deep sixed. I'd think Buick or Pontiac were the most ... Read More