Question: Where Is My Car Computer Located On 98 Oldsmobile Intrigue?

Where is ECM located?

In most vehicles, the ECM is located in the engine compartment. Some vehicles have the ECM mounted under the driver’s or passenger seat, however.

What are the symptoms of a bad car computer?

The Most Common ECM Failure Symptoms

  1. Your ‘Check Engine’ Light Is On. Your car’s check engine light is a sort of catch-all that many people ignore.
  2. Your Car Won’t Start.
  3. Your Engine Stutters or Misfires.
  4. Sudden Drop in Fuel Economy.
  5. Sudden Loss of Acceleration.
  6. Your Engine Shuts Off for No Reason.
  7. Rough or Irregular Shifting.

Where is the ECM part number?

It should be either imprinted directly onto the metal of the part itself or on a sticker on the side of the part. ECM serial numbers are typically between nine and 10 digits long.

Can you fix an ECM?

The first, and easiest, way to repair an ECM is if there’s a problem with the power supply. Oftentimes, these can be repaired by a skilled mechanic or electrician, by rectifying any shorts or bad connections. However, most ECM problems are a result of a bug in the software itself.

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Can I replace a ECM myself?

The good news? The answer to the question “Is it hard to replace an ECM?” is NO! The parts themselves aren’t inexpensive (as long as you’re buying them from us!), plus high quality aftermarket and OEM ECMs can be easily installed yourself.

Can I drive with bad ECM?

If the ECM were to become damaged or faulty, then it could spell trouble for the entire engine because it would not be managed properly. If the engine is not managed properly, then it is not going to operate properly and then your car won’t work properly.

How do you tell if your car’s computer is fried?

These are the symptoms of a bad or failing engine control unit (ECU)

  1. Check Engine Light comes on. An illuminated Check Engine Light is one possible symptom of a problem with the ECU.
  2. Engine stalling or misfiring. Another symptom of a bad or failing ECU is erratic engine behavior.
  3. Engine performance issues.
  4. Car not starting.

How do I know if my ECM relay is bad?

Symptoms of a Bad or Failing ECM-Power Relay

  1. No power when the key is inserted. One of the first symptoms of a problem with the ECM power relay is no power when the key is inserted.
  2. Engine will not start.
  3. Battery drain or dead battery.

How do I know my ECU type?

A red arrow indicates which number is the ECU part number for each sticker.) If for some reason your unit does not have a sticker, you can call the dealership with the VIN and ask them for the original part number for your vehicle’s electronic control unit.

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Does the ECU have to match the engine?

To match the ECU to the vehicle, it must be programmed with the proper calibration. Even if you just wanted to “try it out”, many vehicles would not start due to the antitheft system. But YOU will still be responsible for the password relearn procedure for the given vehicle.

What is my ECU code?

Open glovebox and empty contents. Squeeze in the back of each side of the back of the glovebox past the stoppers. Fold down glovebox, and locate the control module behind the glovebox. On it you will see the ECU number.

Does a used ECM need to be reprogrammed?

While it’s built to last, it needs to be reprogrammed to ensure that everything is functioning optimally. Several parts may experience wear due to constant friction, and engine parts may loosen because of vibrations.

Why would an ECM go bad?

Corrosion on the wiring harness and increased moisture are common causes of faulty ECMs. Moisture may enter through corroded ECM seals, which is common in old cars (5 to 10 years). Moisture may also corrode the wiring harness around the electronic fuel solenoid and cause a short in the ECM.