What causes a Pontiac Grand Prix to stall?

Stalling Due to Mass Air Flow or Crankshaft Position Sensor Failure on Pontiac Grand Prix. Problem Description. The mass air flow or crankshaft position sensor may fail causing the engine to intermittently stall. It may be necessary for the engine to cool down before it will restart.

Why does my 98 Grand Prix GT not start?

I have a 98 Grand Prix GT 3.8L and am unable to get it to fire. I was on a trip and the car wouldnt start up one morning. Had a mechanic work on it and they replace the crank sensor and it ran fine until I got home. A few days later I have the same problem. I replaced the crank sensor again, cam sensor and it still didnt fire or start.

How many times have I replaced the starter on my Pontiac Grand Prix?

I have replaced 3 alternators since I bought it in 2000, had the tranny rebuilt at 128k, replaced the starter once and the battery 2 times. Done the ball joints and tie rod ends on both sides. So I am pretty familiar with the car, but this hesitation thing has me lost!

Why does my check engine light car stall?

Car would stall intermittenly.no check engine light car would run for a month or longer without stalling.Would stall at any speed.Mass air flow sensor was the culprit.I tapped lightly on the sensor and the engine stalled!!Try running the car with the sensor unplugged. I had more than just stalling!

What causes an engine to stall while running?

Intermittent stalling. Another symptom commonly associated with a problematic crankshaft position sensor is intermittent stalling. If the crankshaft position sensor or its wiring have any issues, it can cause the crankshaft signal to be cut off while the engine is running, which can cause the engine to stall.

Can a bad crankshaft sensor cause the engine to stall?

If the crankshaft position sensor or its wiring have any issues, it can cause the crankshaft signal to be cut off while the engine is running, which can cause the engine to stall. This is usually a symptom of a wiring problem, however a bad crankshaft position sensor can also produce this symptom.

Can a bad idle control valve cause stalling?

This is controlled by the engine’s computer. Sometimes parts go bad, which results in your car idling strangely or stalling. Check to see if your idle control valve is functioning properly before attempting to replace it. Look for a high engine idle. A common symptom of a faulty idle control valve can be a high idle.

Why does my 3.8L V6 engine stall?

It did not work and I was pissed for spending a hundred dollars. 3.8L V6 engine, happened a couple times, both times Crank Position sensor was replaced and issue was resolved, however problem is back now intermittently (generally when hot). was told it might be MAF sensor or Fuel pressure regulator.

Why does my car stall when I put it in gear?

Stalling when the car is put in gear could be due to a faulty MAP sensor but there are other causes. If the engine is stalling randomly while driving, the possible causes are a fault in the electrical system such…

Why does my Audi A4 stall when I start the car?

Oxygen Sensor – The oxygen sensors measure the exhaust gasses after they exit the combustion chamber. The ECU uses this data to make adjustments to the air/fuel mixture. If one of them has gone bad, then it could lead to stalling.

Is it dangerous to drive a Pontiac Grand Prix?

IT IS VERY DANGEROUS TO DRIVE A VEHICLE AND YOU DON’T KNOW WHEN IT WILL STALL. THERE IS NO USE TO TAKE IT BACK TO THE DEALER WHEN THEY CAN’T EVEN PINPOINT THE EXACT PROBLEM.

What’s the problem with the transmission on a Pontiac Grand Prix?

Once the transmission gets warm, it revs engine and shifts hard through 1st, 2nd and 3rd gears. Once a speed of 45mph+ is reached the car is fine. Solution, replacing solenoid and having the valve checked out at as well.

Why does my Pontiac Grand Prix go backwards?

If you are on a hill it will drift backwards. If you shut it off and wait a while and restart the car and put in gear it will engage but doesn’t have much power. Could that be the transmission going bad!!

Is there a problem with my 2005 Pontiac Grand Prix?

We found 32 RepairPal Certified shops near you. Here’s a few you can book directly with. 2005 Grand Prix started jerking before the gear would engage and now you put it in a gear and push on gas peddle and it won’t go anywhere in any gear.

What causes a car to stall while driving?

Dan Ferrell writes about do-it-yourself car maintenance and repair. He has certifications in automation and control technology. A number of systems in your car can cause stalling issues when you least expect them. Photo courtesy of Robert Couse-Baker on Flickr. When Is Your Engine Stalling?

What to do if your car stalls while idling?

If air can’t go through the air ports when needed, the engine may stall when you reach a stop or while the engine is idling. Locate the IAC around the throttle body. Unplug the IAC solenoid electrical connector. Remove the solenoid from the throttle body.

What kind of engine does a 06 GP have?

I have an 06 gp base sedan 3.8 v6. @106000 we changed the trans filter ,every 3000 since we owned the car oil was changed.it suptters @30 mph to 70 mph we lost a price from the injector clip ….got a new harness …never a problem again. 9 people found this helpful.

Why does my 1999 GTP engine keep sputtering?

My 1999 GTP experienced the sputtering problem at 28,000 miles and it was the result of a defective wiring harness. I assume this to be very unusual but it can be the cause. Best of luck. 30 people found this helpful.

Where to get help for a Pontiac problem?

10 people found this helpful. For all you PONTIAC folks,Google pontiac problems,you will be sent to a Grand Am site,heck im even on their.lots of great info on pontiacs.a lot of guys their really know their stuff about theses cars. 31 people found this helpful.

What are the problems with the Pontiac Grand Prix?

I have a 95 Grand Prix 3.1 and its been having problems lately. It starts hard in the morning. And you have to give it quite a bit of gas when taking off because it doesnt act like it wants to go. If you leave it idling it the rpms will start dropping and it will start sputering really bad.

When does a Pontiac Grand Prix car stall?

WHEN THE CAR STALLS THERE IS NO WARNING. IT HAS HAPPEN TO ME AS I AM IN DRIVE MODE, WHEN I AM ABOUT TO START THE CAR, AND SITTING IN THE DRIVE THROUGH AT FAST FOOD RESTAURANTS. THE TIME OF DAY NOR THE TIME OF SEASON DOES NOT PLAY A ROLE.

What causes an engine to stall while cool down?

The mass air flow or crankshaft position sensor may fail causing the engine to intermittently stall. It may be necessary for the engine to cool down before it will restart.

When was the last year for the Pontiac Grand Prix?

2008. 2008 was the Pontiac Grand Prix’s last year as the sedan. For 2008, Pontiac did not offer the GT trim, but continued to offer both a base and GXP trim. The base trim is offered with a 200 hp (150 kW) V6 engine and 16 in (41 cm) wheels. Several new colors were also added for the 2008 model year.

What are the features of a Pontiac Grand Prix?

The center console-mounted transmission shifter included a storage compartment and a tachometer. The rear bench seat included a center fold-down armrest and a speaker grille that could be made functional with the extra-cost Bi-Phonic rear speaker. Included were a padded instrument panel, deluxe steering wheel, courtesy lights, and other features.

What was the performance of the 1973 Pontiac Grand Prix?

1973 Pontiac Grand Prix All A-bodies, including the Grand Prix, were redesigned for 1973. This generation was larger and heavier, due partly to the federally mandated 5 mph (8.0 km/h) crash bumpers. Although large V8s were still available, the performance was on the decline due to new emissions control systems.

Why is my 1994 Grand Prix V6 engine missing?

1994 Grand prix 6 cylinder engine. Car stared missing, was told it was EVAP purge solenoid. Replaced it and drove fine for short time and problem started again and again was told it was EVAP purge solenoid. Why is this happening over and over again.

Is there a problem with my Pontiac Grand Prix GT?

I have a 2002 Pontiac Grand Prix GT that has started experiencing major starting issues. I can drive to the store, long distances etc and get the same problems, no ties to the length of trip, completely intermitant. Go out, crank car up & go to destination.

How many alternators have I replaced on my Pontiac Grand Prix?

No clue on that either. Overall the car has been very reliable. I have replaced 3 alternators since I bought it in 2000, had the tranny rebuilt at 128k, replaced the starter once and the battery 2 times. Done the ball joints and tie rod ends on both sides.

What was the front bumper on a 1974 Pontiac Grand Prix?

The 1974 Grand Prix received a revised split grille with vertical bars that was entirely above the bumper. Out back, the boattail effect was softened somewhat due to a new federally mandated 5 mph (8.0 km/h) bumper that was added to the similar mandated front bumper introduced in 1973.

Is there check engine light for intermittent stalling?

Many times, there will be no check engine light and no fault codes to give you a clue as to what might be causing the engine to stall. So the trick to diagnosing an intermittent stalling problem is to catch the vehicle when it’s acting up — and that rarely happens when you have the vehicle in your shop.

Why does my car stall at highway speeds?

The engine may start and idle fine, but run out of power or even stall at highway speeds. If the engine starts right back up after stalling, the likely cause is low fuel volume delivery because of a weak pump. If the engine is running normally one minute, but suddenly quits, loss of ignition may be the problem.

What causes an engine to stall at idle?

If the ISC valve is gummed up with fuel varnish or dirt, it may stick, preventing the engine from maintaining the proper idle speed when the throttle closes. A faulty idle speed control circuit may also allow the engine to stall when idling if it fails to compensate for idle loads placed on the engine by the charging system or A/C compressor.

How does the timing chain work in an engine?

The timing chain or timing belt (sometimes called a cambelt) is an essential part of every internal combustion engine. Sometimes the job is done by a system of gears instead but there has to be some method of synchronizing the crankshaft rotation with the camshaft(s). This makes the valves of the engine open and close at the right time.

What causes the timing chain on a car to go out?

Over a period of time, the timing chain can stretch, which can cause the chain to skip a gear on the cam or crankshaft. This causes the engine’s timing to fall out of calibration and often results in a misfire. The engine may also run poorly and lack accelerating power.

How are gears connected to the timing chain?

Locate marks on your crankshaft and camshaft gears. These gears are connected by the timing chain so that the position of the piston (connected to the crankshaft) correlates directly to the opening of the fuel and exhaust valves (operated by the camshaft) to keep your engine running smoothly.

Do you have to clean engine before replacing timing chain?

These two parts perform the same task, but replacing them can be quite different. This procedure is only for replacing a timing chain. Clean the engine with the proper degreaser thoroughly before beginning. Having your engine clean allows you to better locate any leaks or worn parts. It also makes the job less messy overall.

How do you change the timing chain on a water pump?

Remove the belt. Once tension is released, the belt should slide off of the other pulleys easily. Remove the heater hoses from the water pump. If your model has heater hoses attached to the water pump, loosen the hose clamps with a screwdriver and slide them back onto the hose. Wiggle the hose and pull it off of the water pump.

How many miles does a Pontiac Grand Prix have?

My ’98 has 215,000 miles. Within the last 5k or so it developed a miss fire on cylinder 1 (at least thats what the code reader said) and I have no clue where to go with that. It then developed a loss in power, I replaced the ‘front’ valve cover gasket.

What causes a car to stall at a stop light?

An engine that stalls when you reach a stop light or while idling may point to a faulty idle air control solenoid (IAC). The computer uses the IAC solenoid to bypass the throttle valve and inject more air, depending on engine operating conditions.

What to do if your car dies at a stop sign?

There have also been times when it dies out of nowhere at a stop sign/light. No check engine light is on. Any tips or suggestions would be greatly appreciated. Answer: If the engine dies as if you turned off the ignition key, look for a loose connection. It may be a ground wire or engine strap.

Why does my car shut off after a sharp turn?

You may notice that every time you drive over a bump on the road or take a sharp turn, the radio, lights and engine suddenly shut off. This is not only frustrating but a safety issue. After a few minutes, the engine and the rest of the electrical accessories may start working again.

Can a bad check engine light be a bad TPS?

The check engine light will randomly turn on and off even if the car is running smoothly without any jerks and stalling. This is often the first ever symptom of a bad TPS. Using a code reader, you should be able to confirm whether a faulty TPS is the culprit or a different component.

What is the code for a bad crankshaft position sensor?

A diagnostic scan tool will show a code between P0335 and P0338. The check engine light doesn’t always come on, though, so you could be experiencing any of the above symptoms for some time before you see the warning light. There are a number of different problems that can cause similar symptoms to a crankshaft position sensor problem.

Can a bad crankshaft sensor cause a check engine light?

Another issue of a potential problem with the crankshaft position sensor is an illuminated Check Engine Light. If the computer detects a problem with the crankshaft position sensor’s signal, it will activate the Check Engine Light to alert the driver of the problem. A Check Engine Light can also be set off by a wide variety of other issues.

What is the trouble code for spark timing?

GM Code 42 Electronic Spark Timing or Bypass Fault. Trouble Codes › GM OBD Trouble Codes › GM Code 42. Trouble Code 42 indicates that there may be a malfunction in the Electronic Spark Timing (EST) system.

How to diagnose no spark GM 3.8L?

For a list of all of the 3.8L articles in this site, check out the index: GM 3.8L Index Of Articles. You can find this tutorial in Spanish here: Cómo Probar El Módulo de Encendido y Sensor del Cigüeñal GM 3.8L (at: autotecnico-online.com ). Here is a little background information to help you diagnose this no spark condition.

What causes Trac off on a Pontiac Grand Prix?

The “Trac Off” failures are usually a wheel speed sensor which is off the BCM not the ECU. — It seems like it might be a flaky ECU but I’m just guessing. 10 people found this helpful. Have you checked the fuel pressure? Could be ECU as mentioned above or possibly dirty injectors or fuel pump.

What should the MPG be on a Pontiac Grand Prix?

TPS is pretty inexpensive and quite simple to change. Also forgot to mention that when it was on, the car was using a ton of gas. MPG went from 23 to 15. If you are seeing none of these symptoms then don’t throw money at it. 6 people found this helpful.

Why does my car not start after a short stop?

Starts most of the time, then after a few days or a week, after a short stop, it won’t start. Alternator was changed 6 months ago. New battery after the first non- start, new Neutral Safety Switch, too.

What kind of engine does a Pontiac Grand Prix have?

Intermittently when I am up around the 65-70 mph area i will give it gas and it will buck slightly, then most of the time when I let off and re-apply it is fine again. I have the 3800 series III V^6 in the car.

What causes a car engine to stop running?

Intermittent faults in ignition modules can also cause an engine to suddenly stop running, and are often heat-related. When the module overheats, it quits working — but starts working again after it cools down (say 15 to 30 minutes later).

How can I tell if my car is stalling?

So the trick to diagnosing an intermittent stalling problem is to catch the vehicle when it’s acting up — and that rarely happens when you have the vehicle in your shop. You may have to keep the car and drive it for a few days to see if it stalls.

How to turn off GM PassLock security Telltale?

Here it is in it’s entirity. Turn ON the ignition, with the engine OFF. Attempt to start the engine, then release the key to ON (vehicle will not start). Observe the SECURITY telltale, after approximately 10 minutes the telltale will turn OFF. Turn OFF the ignition, and wait 5 seconds .

What causes a car to stall and stall again?

A battery terminal cleaner is made specifically for this purpose and makes the job easier. Check to make sure your spark plug wires or ignition coils are seated properly on each of the spark plugs. A detached or malfunctioning spark plug wire will cause misfires and often a stall as the engine struggles to stay running on fewer cylinders.

Can a 2005 Pontiac G6 shift out of Park?

2005 Pontiac G6…Started vehicle after being locked for the day, would not allow to shift out of park, with brake depressed, or at all, unable to even depress the button on the shifter. Security padlock no longer blinks on the panel, lit solid yellow, maybe security engaged.

What kind of car does Pontiac G6 GT?

I have a 2005 Pontiac G6 GT model. Whenever I start my car it starts and then immediately shuts down. I don’t get a check engine light or anything. It will start if I give it a little gas and then it runs normally. I have also experience a loss in power and gas mileage even after replacing plugs and wires.

Why does my 2005 Pontiac G6 not start?

Why does my car temperature gauge go up and down?

If the Temperature Gauge Goes Up and Down You may notice that your temperature gauge reading goes up and down, fluctuates in some kind of pattern, or is erratic. There may be several reasons for this: Low coolant level delaying thermostat opening and closing (check coolant level in the radiator).

What should the temp be in my car?

6. Checking the Temperature Sending Unit Temperature Voltage 110F (43.3 C) 4.2 140F (60 C) 3.6 180F (82.2 C) 2.8 210F (98.8 C) 2.2

Mileage: 178,903 miles Body Type: Sedan Color: White Engine: 6 Cyl 3.8 L Accident reported: minor damage. Purchased on 09/20/03 and owned in TN until 04/23/21. Driven an estimated 9,586 miles/year.

What kind of car was the first Pontiac Grand Prix?

Early models were available with Pontiac performance options, including the factory-race Super Duty 421 powertrain installed in a handful of 1962 and 1963 cars. The first Grand Prix was a Catalina hardtop coupe trimmed to standards similar to the larger top-line Bonneville, with a distinctive grille and taillights.

Where was the Pontiac Grand Prix last serviced?

Purchased on 09/20/03 and owned in TN until 04/23/21. Driven an estimated 9,586 miles/year. Last serviced at 168,203 miles in Clarksville, TN on 04/02/21 • Vehicle serviced. Mileage: 167,992 miles Body Type: Sedan Color: Burgundy Engine: 6 Cyl 3.8 L

What are the symptoms of a GM mass air flow sensor?

This list covers the majority of symptoms I’ve seen on these types of GM Mass Air Flow sensors: MAF Codes that light up the check engine light (CEL) on your instrument cluster. P0101 Mass Air Flow System Performance. P0102 Mass Air Flow Low Frequency.

How can I tell if my car has a problem?

You will clearly notice this idle speed changing by simply looking at the tachometer on the dashboard. Whenever there is the smallest problem or issue with anything connected to the engine, it will cause the central computer to activate the check engine warning light on the dashboard.

Who was the first owner of the Pontiac Grand Prix?

1st owner purchased on 06/29/06 and owned in PA until 10/21/16 • 2nd owner purchased on 03/10/17 and owned in PA until 06/03/21. 1st owner drove an estimated 10,859 miles/year • 2nd owner drove an estimated 1,528 miles/year.

When was the last serviced Pontiac Grand Prix?

Purchased on 12/16/05 and owned in CA until 05/24/21. Driven an estimated 9,810 miles/year. Last serviced at 151,582 miles in Fairfield, CA on 06/09/21 • Vehicle serviced • Left front window switch replaced.

Mileage: 119,184 miles Body Type: Sedan Color: White Engine: 6 Cyl 3.8 L No accident or damage reported to CARFAX. 1st owner purchased on 12/08/06 and owned in WI until 05/10/10 • 2nd owner purchased on 09/03/10 and owned in WI until 04/16/14 • 3rd owner purchased on 08/14/14 and owned in WI until .

Can a stalling engine be intermittent driveability?

Intermittent driveability problems of any kind are always a challenge to diagnose. When a customer brings you a vehicle and complains of a stalling problem, you may not have much to go on other than their description of what’s happening and when it happens.

The mass air flow or crankshaft position sensor may fail causing the engine to intermittently stall. It may be necessary for the engine to cool down before it will restart.

How do you Park a Pontiac Grand Prix?

Pull your Pontiac Grand Prix to within 25 feet of a flat wall, like a garage door. Park the vehicle on a flat, level surface. Measure from the ground up 4 feet on your flat wall and using the masking tape, place a horizontal line across the wall.

Why do you need a headlight Adjustment on a Pontiac Grand Prix?

Proper headlight adjustment enables you to see obstacles in the road and is important for driving in bad weather. Pull your Pontiac Grand Prix to within 25 feet of a flat wall, like a garage door. Park the vehicle on a flat, level surface.

What are the RPMs of a Pontiac Grand Prix?

The RPMs fluttered a bit, between 2000 RPM and 3200 RPM with the gas pushed down all the way. I parked the car and there were some strange smells. I am not sure how to describe them, at one point almost the burning rubber. I own a 2001 Pontiac Grand Prix. Last week it started accelerating very slowly when pushing on the gas.

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