How to troubleshoot a Grand Prix ABS light and traction?

Go to step two if the code indicates a wheel speed sensor fault or step five if the codes indicates a solenoid fault. Select “Data” from the onscreen menu and scroll through the list until wheel speed sensor data is displayed on the screen. Test drive the car while monitoring the wheel speed signals, indicated by the fault code, on the scan tool.

How does traction control work in a Grand Prix?

The anti-lock braking system (ABS) and Traction Control systems in your Grand Prix both use the ABS wheel-speed sensors and modulator valve assembly to control wheel slip. The ABS system monitors the wheel-speed sensors and relieves brake pressure on a wheel that it senses is nearing lock-up.

What causes wheel lock up on Grand Prix?

Check the tires for proper wheel size and check the fluid level in master cylinder. Improper tire size, such as two different sizes, will cause the wheels to turn at different speeds and may set a false code when the computer senses this as potential wheel lock-up.

Where is the wheel speed sensor on a Grand Prix?

Unplug the faulty wheel speed sensor, located on the back of the wheel bearing and hub assembly at each wheel in the Grand Prix and test the resistance of the sensor using your digital volt/ohm meter set to read resistance. The resistance of a good wheel speed sensor will be1k ohms +/- 10 percent.

Where is the diagnostic connector on a Grand Prix?

The diagnostic connector in OBD-II equipped Grand Prix is located under the driver’s side of the dash near the steering column. Turn the ignition key on and retrieve trouble codes according to the instructions supplied with the scan tool.

What does it mean when Trac off light comes on?

I have a 98 Pontiac Grand Prix that trac off light comes on while driving, have taken it to dealer & he can’t figure out the problem. The car will jerk & almost stall, then run normal when trac off light comes on. Cannot turn it off by button. Any help would be appreciated. Thanks 168 people found this helpful.

What’s the problem with my Pontiac Grand Am lights?

I ran a check on the system of the car, and I’ve discovered that the EBCM (electronic brake control module) is what’s causing the problem with the lights. The module costs around $600.00 but you might be able to go to a dealer and have the tech reprogram the module.

What does ATC stand for on a Pontiac Grand Am?

ATC stands for automatic traction control. If your car is a 2000 or newer you might find the anti lock brake relay underneath the battery tray along the left frame rail of the car. If you go to auto zone they will plug the code scanner into your car for free.

Is the ABS service light still on on my Pontiac Grand Prix?

The ABS service light still on, after replacing the wheel baring, However, it still needs to be fixed. Hpe it helps to anyone. for me steering var, tapping was really anoying because I could feel while accelating and braking. My trac light comes on after a couple miles and therefore my RPM’s shut off.

When does traction control go off in a Grand Prix GT?

When the lights are on and the error messages are on your control panel, the traction control is disabled. I have a 2004 Grand prix GT. Sometimes when im applying the brakes and turning at the same time, my abs kicks in. and sometimes the abs light, trac control light and the service brakes lights all come on.

What causes a bad traction sensor on a Pontiac Grand Prix?

Most likely a bad wheel hub assembly which holds bearings and ABS speed sensor. Jack up the wheel off the ground. Grab it at 12 and 6 position and shake it. Any movement equals bad bearings. This will cause the wheel speed sensor to move around and be read as a faulty ABS/Traction Indicator.

What are the names of the Pontiac warning lights?

Click a link to learn more about each one. They are roughly ordered by importance, which tends to be by color (red, amber, yellow, orange, green, blue). There are over 40 of them, so search carefully! Models examined include G3, G5, G6, G8, Grand Prix, Solstice, Torrent, and Vibe.

How to reset the sensor on a Pontiac Grand Prix?

Turn off the Grand Prix’s engine, but leave the keys in the ignition. Switch the ignition to the “ON” position, but do not turn on the engine. Press and release the brake pedal. Repeat this two more times, and complete the three repetitions in under five seconds. If this does not work, try again.

Why does my traction control light come on and off?

Typically the light is seen when the system intervenes to maintain traction. It may light up for a brief period and then go off, or it may flash while it is operating. Solution: This is normal — your traction control is operating properly and notifying you of that fact. Read the TCS section in your owner’s manual to familiarize yourself with it.

How do you turn off traction control on a car?

Many vehicles with traction control have a switch that lets you temporarily turn it off. The switch is usually marked “TCS Off” or “ESC Off.” Once you switch it off, it will stay off until you either switch it back on or turn off and restart your vehicle.

When did the Pontiac Grand Prix come out?

In this article, we consider the seventh-generation Pontiac Grand Prix, produced from 2004 to 2008. Here you will find fuse box diagrams of Pontiac Grand Prix 2004, 2005, 2006, 2007 and 2008, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.

Where is the fuse box on a Pontiac Grand Prix?

Here you will find fuse box diagrams of Pontiac Grand Prix 2004, 2005, 2006, 2007 and 2008, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay. It is located on the right side of the dashboard, behind the cover.

Where is the anti lock brake relay on a Pontiac Grand Am?

If your car is a 2000 or newer you might find the anti lock brake relay underneath the battery tray along the left frame rail of the car. If you go to auto zone they will plug the code scanner into your car for free.

What kind of ABS system does a Pontiac use?

Bosch ABS modules are commonly found in 2000-era Pontiac and other General Motors vehicles. Pontiacs use Bosch 5.3 and 5.4 anti-lock brake systems. A failed module on a General Motors vehicle will produce all or some of the following: ABS warning light, TCS off warning light, PCS warning light, and DTC error code C0550.

When did the G6 traction control light come on?

The Pontiac G6 was a midsize car that was produced by General Motors. It was introduced in 2004 for the 2005 model year to replace the Grand Am. Hello. I recently had a traction control light coming on in my Pontiac G5 GT (didn’t see a forum for G5).

How often do you need service lights on a Pontiac Grand Prix?

Pontiac recommends using 3 new bolts for the hub to knuckle mounting. If asked about plastic or steel clip, they are talking about the clip that holds the ABS wire to the mount. NAPA part came with both. I have a 2008 Grand Prix GXP and have had it in to the dealer 14 times in 11 months for the TC/ABS service lights coming on.

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 happens when your check engine light goes off?

You wouldn’t think a gas cap would be that important, but it is. When it’s loose or cracked, fuel vapors leak out and can throw the whole fuel system off. This causes a reduction in gas mileage and increases emissions. If you get an error pointing to the gas cap it means fuel vapors are leaking out of your cap.

Why does my traction control light come on when I accelerate?

Below are the top 5 causes of a traction control light coming on when you are accelerating. Wheel speed sensors are connected to your traction control system and engine control unit. These sensors are responsible for detecting the speed in which your wheels are rotating. Each wheel has its own sensor.

What does charging system failure mean in 2004 Grand Prix GT1?

2004 Grand Prix GT1, 67,500 miles, 6cyl. 1. Sometimes hard to shift out of park (maybe every 2 out of 5 ocassions). Ocassional light “thump” when shifted into reverse and/or drive. 2. Light clicking sound from under left side of car when accelerating, but stops after a few seconds.

What happens when the check charging system light comes on?

What’s happening when the battery/check charging system light comes on? Whenever this light goes on, it means that the vehicle is running solely on battery power. If the problem continues and your charging system fails, the battery won’t be able to recharge and it will soon run down, leaving you with a dead battery.

When does service TC / ABS light come on?

After the car has been driving between 45 min to 1 hour the service TC/ABS light comes on. It resets when the car is turned off and then it happens again on the way home. The dealer gets the same error message each time it is taken in.

What are the symptoms of a bad ABS control module?

1. Unresponsive brake pedal. In certain cases, depending on the model of vehicle, when the ABS module fails, the brake pedal may become unresponsive. This is an obvious problem, as an unresponsive brake pedal will not stop a vehicle, or will not be able to do so in an adequately safe manner.

What causes a Grand Prix ABS light to go off?

Improper tire size, such as two different sizes, will cause the wheels to turn at different speeds and may set a false code when the computer senses this as potential wheel lock-up. Low fluid level in the brake master cylinder will result in shutdown of the ABS and Traction Control system to prevent introduction of air into the brake system.

How to reset the sensor for an ABS on a Pontiac Grand Prix?

by Daniel Valladares. The only tool required to reset the sensor for the ABS system on a Pontiac Grand Prix is a socket wrench. Because the ABS system sensor uses the electrical system, resetting the electrical system will reset the ABS system.

Why is the traction control light not coming on?

Within minutes, the traction control light came back on. No abs light this time, and the car doesn’t seem to be jerking anymore. I took the car back in and they said the code was leading them back to the abs, meaning it’s probably the abs module causing the problem.

Where is the ABS sensor on my car?

For example, if you’re working on the passenger side, turn the wheel all the way toward the driver’s side. This will give you easier access to the ABS parts, both visually and in terms of your reach. Locate the ABS wheel sensor. Remove the bolts that attach it to the rest of the suspension.

What does the ABS light mean on a Pontiac Grand Am?

ABS light means a problem in ABS, not regular braking. 1999 Pontiac Grand Am with both the ABS, an Brake warning lights on my instrument panel. I replaced the low fluid sensor, the brakes are all new, and I read the codes. The codes are C1246, and C1286.

When does the ABS and low Trac light come on?

My ABS and Low TRAC light comes on while driving and when that happens the brakes sounds like it is grating and kind off slips before braking properly. It happens after I start my car, drive a little and then one comes on and then the other, I believe the low trac first and then the ABS.

Why does the ABS light stay on in my car?

ABS light stays on in car. How ABS (Anti-Lock Brakes) work and what to do if they have problems and aren’t working, DIY with Scotty Kilmer. Anti-lock brakes (ABS) location, inspection and diagnosis. DIY Car repair with Scotty Kilmer, an auto mechanic for the last 50 years. 1. Autel Diagnostic Tool: http://amzn.to/2jPe6nE 2.

Why does the ABS warning light stay on?

In fact, ABS light stays on unless you fix the core issue. Basically, the warning light alerts the driver that the safety system is no longer active. So let’s find down how ABS system works and learn how to turn off ABS light now! How Does An ABS System Work? Anti-lock brake system (ABS) is very familiar to modern cars.

How much does it cost to fix an ABS light?

The cost to repair ABS system varies based on severity of your problem along with the make, model and year of your car. ABS control modules cost anywhere from $200 up to $600 each, while ABS wheel sensors run from $100 to $200 each. Therefore, how to fix ABS light is actually spending from $100 to over 800$. 5.

What causes an ABS sensor to short out?

Damaged ABS Sensor The ABS wheel sensor monitors the wheel rotation, controlled by its computer. This sensor works as a conjunction with the wheel stator attached to axle brake rotor, bearing hub or CV joint. With time, these sensors may short out as they are subject to vibration or road conditions. 3. Faulty ABS Computer Module

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