Questions tagged [pontiac]

Pontiac was a brand of automobile manufactured and sold by General Motors (GM); though production ended in 2009, Pontiac remains a registered and active trademark of GM.

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19
votes
1answer
3k views

Vibration at idle, much worse after warm

My car is a 2001 Pontiac Firebird with a V6 (3800 Series II (L36)) and a manual transmission. These are all at a stop: When the car is cold, I don't feel too much vibration when sitting in it. (I ...
13
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5answers
7k views

Car won't start after sitting for 2 years even with a jump. Is it a starter or alternator issue?

My parents have a 2001 Pontiac Aztek that's been sitting for two years. Apparently, before they stopped using it, there was an oil leak that caused starter problems (they couldn't find the leak), and ...
9
votes
3answers
589 views

Should I get 2nd Opinion on head gasket issue?

My daughter's car had a check engine light on and was overheating. We had it towed to a mechanic and he did the block test with the vapors. The mechanic said the blue stuff turned yellow immediately ...
9
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2answers
646 views

Solstice! Car starts to run rough after hitting the gas, intermittently.

So, after putting the A/C-delete belt on to take my POS A/C compressor out of play, everything works great: No frightening rattle / clanging from the engine bay Idles smooth Sounds like a brand new ...
9
votes
1answer
763 views

Pontiac G5 transmission sometimes grinds when shifting into first while stopped, occasionally stalls car

I have a 2007 Pontiac G5 with a 5-speed manual (Getrag F23 if you're curious) and about 145k miles. This problem has been ongoing for a couple years now but is progressively getting worse. Sometimes ...
8
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9answers
127k views

What can cause a vehicle to run hot, but not overheat?

Anyway, I have a Grand Am 2003 V6. It only has 80k miles. My car ran great when I got it(used), but at some point it began to have minor temperature problems. It would always run a little bit hotter ...
8
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2answers
21k views

Trying to bleed brakes, but getting no fluid out

I replaced the calipers, rotors, and pads on a 2007 Pontiac Grand Prix. I'm trying to bleed the brakes and I'm having trouble. I've got a Mityvac brake bleeder and I'm starting on the passenger side ...
8
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1answer
162 views

Why would headlights stop working after turning over

I have a 2006 Pontiac G6. When I walk up to the vehicle and unlock it, the headlights turn on. After I get into the vehicle and turn it over, I cannot turn the headlights back on. Fog beams and turn ...
8
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1answer
2k views

How should I go about replacing a windshield washer fluid line

I have just recently found a rather large hole in my windshield washer supply line. So I'm trying to figure out how I am going to repair this. Could I get new tubing and just re-run it? Is this an ...
8
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2answers
1k views

No heat in my 2008 Pontiac Vibe

I changed my thermostat twice in a week on my 2008 Pontiac vibe. My car was blowing cold air and running hot but the thermostat would open up and it would go back down to normal. I would have heat for ...
7
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2answers
655 views

Oil pressure question

I am driving a 1995 Bonneville and, lately, whenever I am idle, at a stoplight for example, my oil pressure drops and my check engine light comes on. Any ideas on why this could be happening?
7
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1answer
446 views

THAT Solstice - What causes an exhaust back-fire?

I had some oh-so-wonderful hesitation and an exhaust backfire this morning. The car wasn't really up to temp - it had been running for about 15 minutes and it's ~68F this morning. Some potential ...
7
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1answer
113 views

06 Solstice LE5 DTCs

My love-to-hate-it relationship with the Solstice continues. I was having some issues with apparently-random warnings (ABS light, weird DTC, gas cap warning when the gas cap was not loose). The ...
7
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1answer
2k views

Bleeding Brakes 2002 Bonneville with ABS

I had to replace the 2 brake lines that go from the master cylinder to the ABS control box. I bled all 4 brakes in the proper order, (RR,LR,RF,LF) but the brakes are minimal and the pedal goes to the ...
6
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2answers
1k views

Is it possible to remove the Pontiac Vibe's rear door handle from the outside?

I'm not sure if repair/maintenance questions for rust prevention/slowdown are all right. Anyhow, here it goes. I'm sure you'll tell me. My '03 Pontiac Vibe is showing the first signs of rust ('03! I'...
6
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4answers
17k views

How do you test relays?

I have a Pontiac Grand Am. After getting a hose replaced, I noticed that my fans don't come on now. I checked the fuses and cooling fan #2's fuse is burnt out, which (I think) should be for AC only. ...
6
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2answers
793 views

What is the part called that connects the engine to the air intake system? (Photo included)

The image below is from a 2003 Pontiac Sunfire. Credits to (http://en.wikipedia.org/wiki/Pontiac_Sunfire) for the photo. I've put arrows to the the part that I'd like to know what it's called. I ...
6
votes
2answers
17k views

What is the source of water soaking the passenger side carpet and floor panels on my Pontiac?

I have a 08 Pontiac G6 GT. (Sister car of the Saturn Aura and Chevy Malibu) Sunroof. I noticed water on my passenger front and back floor boards. It's clear water and has no smell or weird feel. I ...
6
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2answers
12k views

Help with heat issue with pontiac vibe (toyota matrix)

I have a 2006 Pontiac Vibe. Same engine as the Toyota Matrix. The heat blows fine but isn't warm enough. I checked the antifreeze and the level is fine and there are no leaks. The hose into the ...
6
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1answer
1k views

The tray under my gas tank is dented. What should I be aware of before draining and removing my gas tank?

I dented the tray under my gas tank, reducing my capacity by about a gallon. It's a wide dent; there's no damage to the plastic. I'd like to drop the tank and pound out the dent in the aluminum tray. ...
6
votes
1answer
123 views

Bleeding Brakes

Also with regard to my 2002 Bonneville brake bleeding question, I could not get the rear bleeder bolts loose and did not want to twist them off, thus I bled the rear brakes at the brake hose going ...
6
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1answer
69 views

2008 Grand Prix GPX

What spark plug should I be using? I did my own tune up and the guy at auto advance told me to get some Bosch spark plugs for my car but then I notice less power. A mechanic told me I shouldn't have ...
6
votes
1answer
29 views

1999 Grand Prix started to consumed gas

My 1999 Grand Prix is well-maintained. After an oil change it started to consume gas and oil as usual for a week, then started to shake when idling, and slow and gaging when accelerating and feel ...
6
votes
1answer
483 views

Torn metal found beneath oil filler cap, need help identifying part and severity

I was replacing the oil today when I noticed torn metal inside the engine -- never a good sign. This is a 2005 Pontiac Vibe 1ZZ-FE, on which there is a lot of documentation but none proved useful to ...
6
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5answers
276 views

Why won't my 1992 Pontiac Sunbird run without starting fluid?

I have a 1992 Pontiac Sunbird with a 3.1, automatic. I have replaced the motor, timing chain, trans pan and gasket, drained all gas and refilled with new gas, new plugs and wires, new coil packs, base ...
5
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3answers
305 views

How much of the exhaust is the “cat-back”

My brother-in-law's car has just failed inspection. One of the items listed was a "cat-back." Since the bill is astronomical, I was wondering how much of the exhaust system is encompassed in this term ...
5
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2answers
1k views

Pontiac G6 sounds like a prop plane. Wheel bearing?

My '06 G6 has an airplane-like sound that comes from the passenger front end. I already know it's a wheel bearing, but how urgent is this kind of repair? I'm concerned about fuel economy and safety.
5
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2answers
92k views

My a/c goes in and out at random times. Help!

I have a Pontiac Grand Prix GT 1998. She runs great except my A/C is now acting up. I first noticed it a few weeks ago. I was driving and it was almost like someone had turned the air down so it wasn'...
5
votes
2answers
7k views

High / fluctuating oil pressure causes?

My girlfriend has a 1997 Pontiac Bonneville SSE (3.8L GM 3800-II, non-supercharged). It ran low on coolant a few weeks ago, and started to overheat. I refilled with coolant, but the next time I was in ...
5
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1answer
1k views

2006 Grand Prix GXP V8 high mileage engine

I'm looking at purchasing a high mileage, very well maintained 2006 Grand Prix 5.3 v8. It has 396,000km on the original engine (new tranny). I'm guessing GM put this motor in a number of work trucks, ...
5
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1answer
75 views

Car won't start. What should I try next?

My 1999 Pontiac Sunfire 2.2L OHV is having a hard time starting. Please see the description of the symptoms and what I already tried. I am looking for 2 or 3 more things to try before I give in and go ...
5
votes
1answer
539 views

Solstice - Can an exhaust leak cause (really bad) hesitation?

My Solstice says "hi everyone." Moving on. I've had some really rough starting over the past month or so. I hadn't had time to really look at it until a few days ago, when I noticed the downstream O2 ...
4
votes
5answers
99k views

Cooling fans not running

Update This question seems to be attracting a lot of views, so I guess a lot of people are having the same problem. Just to be clear, the problem with MY fans specifically seemed to be caused by my ...
4
votes
2answers
12k views

Is it safe replace 225/65R17 tires with 215/60R16?

I have a set of 215/65R16 winter tires on rims. A family member has a 2007 Pontiac Montana which currently has 225/60R17 tires. It seems like the 65R17 and 60R17 measurements make them close enough. ...
4
votes
2answers
30k views

What could cause the engine temperature gauge and AC to fail simultaneously?

On Wednesday I noticed my car's temp gauge reading at bottom while driving down the highway. The air conditioner was also non-functional. Each of these components were working fine the day before. The ...
4
votes
3answers
148 views

ECM voltage, spark spike

When the car was idling in the garage this morning (hooked up to HP Tuners), I saw a spike on the "Spark" graph at the same time as the car stumbled. "Control Module Voltage" also went from > 14 down ...
4
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2answers
2k views

2008 Pontiac Grand Prix GXP electricity cutting in and out

I'm having issues recently with a 2008 Pontiac Grand Prix GXP. A few days ago, as we are pulling out of a parking spot, there is a loud pop and everything dies. The car shuts off, it has no ...
4
votes
1answer
992 views

What would keep my 2007 Pontiac Torrent from starting?

I have a 2007 Pontiac Torrent. Sometimes my car won't start. When I turn the ignition it will just click, but when I turn the wheel a little it will crank. Could it be the starter? I just got a new ...
4
votes
1answer
104 views

will not start, when I just had driven it about a hour ago

2003 grand am 4 door automatic,everything works, lights, radio, windows,buzzes when key is in ignition. I hear nice noise, if it was the battery all the other things in the car would not work. What ...
4
votes
3answers
405 views

My car is overheating but its not waterpump or thermostat related by-passed heater core

I have a 91 Firebird Formula. I have the electric cooling fan by-passed to run constantly. The car does not overheat idling, but does while I'm driving. The problem is not coming from the water pump ...
4
votes
1answer
228 views

Remove car door lock lever arm

So I am changing the door locks on a 1994 Bonneville SE because they don't work any more (pins won't allow the key to turn all the way). My only issue right now is that I can't get this lever arm off ...
4
votes
1answer
15k views

How can I reset the adaptive transmission on my Pontiac G6?

My Pontiac has started shifting hard and sometimes taking a loooong time to find the gear. My first suspicion is that it has MDS (Multiple Driver Syndrome), so I'd like to try the cheapest option of ...
4
votes
1answer
2k views

Removing head while maintaining timing chain tension & position

I'm pulling the head off of the Solstice (2006, 2.4L Ecotec LE5), and would prefer not to have to remove the timing chain cover to get the timing set correctly. The last time I did this, the engine ...
4
votes
1answer
10k views

High RPM's at highway speeds

I have a Pontiac G6 with an automatic v6 engine. Lately when I want to go above 70mph, the engine needs to rev at almost 5,000 RPM's, which seems high. I used to use cruise control every day but it ...
4
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2answers
4k views

Boiling Antifreeze

I have a 1998 Pontiac Grand Prix and I have noticed that when I drive it for about 15 to 20 minutes and then park it and turn it off my antifreeze is bubbling. My thermostat does not say it is ...
4
votes
1answer
296 views

06 Solstice (Yay) Fuel smell after hard acceleration

Vehicle: the ever-present 2006 Solstice with aftermarket turbo. When I lift after hard acceleration, I can smell what I think is gas for a few seconds. It dissipates quickly, but is disturbing. A ...
4
votes
1answer
1k views

Aftermarket Head Unit (HU) on Grand Prix 2008

I just finish installing a China brand Android Aftermarket Double Din. The unit has steering wheel controls built in so no extra adapter is required as long as your vehicle does not have a canbus ...
4
votes
2answers
276 views

Should I get a second opinion from a different mechanic?

Previous question for context TL;DR: My 2001 Pontiac Grand Am SE had a flashing check engine light and I found oil in the coolant. A family member took the car to a mechanic this week. He checked ...
4
votes
1answer
2k views

2001 Pontiac Grand Am SE oil in the coolant

Recently my car started chugging and "vibrating" at low speeds, and the check engine light is flashing on and off. On inspection, I found oil in the coolant. I don't know a lot about cars, but a ...
4
votes
1answer
52 views

Battery disconnect switch

2004 Pontiac Montana I am trying to install a knife type isolator switch and am unable to access the negative battery cable. Does the fuse box have to be removed to do this?

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