Skip the auto shop - Our mechanics make house calls

Q: Is there a way to check my computer to see if it's faulty or not?

asked by on

My 2009 HHR was in an accident it ran great until the accident and now the check engine lights on the car will not exceed more than 20 miles an hour and has a very rough idle I was wondering if there's a way to check the computer to see if it has an issue or not

My car has 126000 miles.
My car has an automatic transmission.

A: Your computer is located inside the car and...

Your computer is located inside the car and would need to be tested by scanning the computer to see if it is storing fault codes for an internal problem or an indication to some engine sensors that may have been damaged by the accident. If you’d like to get this done, have one of our mobile technicians come to your home and scan the computer to diagnose any codes that are stored.

Was this answer helpful?

Need advice from certified mechanic? Get help now!

Over 1000 mechanics are ready to answer your question.
The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Ask a Mechanic
(100% Free)

Have a car question? Get free advice from our top-rated mechanics.

Ask A Mechanic
Over 10,000 questions answered!

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing

Get a quote

What others are asking

Q: Brakes hard to press

If this is not related to any vacuum leaks, the next place to check would be the brake booster itself. As you press the brake pedal down, a shaft inside the brake booster moves forward into a diaphragm, which separates...

Q: How much to replace o2 senser

Hi there. Quotes cannot be generated via the ask a mechanic portal. Your request is being forwarded to customer service. Please have your vehicle make, model, year, mileage, and VIN readily available. Your description sounds like there is a misfire...

Q: This situation happened to me and I drove it to a mechanic. He said I had no coolant and my engine is blown, that I need a new eng

Overheating, if severe enough, will damage an engine. The term "blown", though, is not a technical term and thus means nothing in particular except that the engine, according to that mechanic at least, is "damaged". Typically, in the worst cases...

Related articles

P0240 OBD-II Trouble Code: Turbocharger Boost Sensor B Circuit Range/Performance
P0240 code definition Turbocharger Boost Sensor B Circuit Range/Performance What the P0240 code means P0240 is an OBD-II generic code triggered when the Engine Control Module (ECM) detects the intake boost...
How to Avoid Back Pain in a Car
If you have back problems, sitting in a car for an extended period of time can be excruciating. Even without back problems, you could experience discomfort and soreness from...
P2428 OBD-II Trouble Code: Exhaust Gas Temperature Too High Bank 1
P2428 code definition A P2428 trouble code signifies that the PCM has detected a problem in the exhaust gas temperature sensor circuit in bank 1, which subsequently contains the number one...