Skip the auto shop - Our mechanics make house calls

Q: engine codes related

asked by on

Hey new to the group i have a 2003 z71 tahoe that is throwing up several codes all related to the 4x4 ground short to battery so on and so i have the codes there is a few the 4x4 works the light on switch works i have no issues with 4x4 at all but the codes for example are. B0092 B2725 B0790 U1255

C0379 C0374 C0359 C0327 C0321 C0306 C0305 C0300.

My car has 178000 miles.
My car has an automatic transmission.

A: Hey there. If the codes are cleared with a ...

Hey there. If the codes are cleared with a scanner, check to see if they return. Maybe the system was serviced or the battery ground is loose and causing the circuit to break which could cause a lack of communication between some components. If you would like having this checked, a qualified professional from YourMechanic can come to your car’s location to throughly inspect the car to pinpoint underlying causes for the codes.

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: Left turn signal doesn't work.

Hi, thanks for writing in. Check for loose bulbs, or bad ground by walking around the front/back of the truck with the left turn signal engaged. If either the front or rear is not working, check the ground (and the...

Q: While driving car lost power then died and now won't start

There are several possible causes that keep a vehicle from starting. It would first be necessary to find out what the root problem is, meaning, for an engine to start and run, it needs fuel, air, and spark. To...

Q: Misfires, Rough idle, Engine Check light, and Engine not starting

Hello there, many different faults can cause your 2002 Chevrolet S10 to have starting issues, misfires and lack of power. The first step would be to scan the truck to determine what codes are present, this will determine what route...

Related articles

P0052 OBD-II Trouble Code: HO2S Heater Control Circuit High (Bank 2 Sensor 1)
P0052 code definition HO2S Heater Control Circuit High (Bank 2 Sensor 1) What the P0052 code means This code is seen when the Engine Control Module (ECM) tries to control the...
What are the Car Pool Rules in Hawaii?
Hawaii is widely regarded as a land of vacation and relaxation, and as such, its scenic roads and routes are far better known than the state’s freeways. But, as with all...
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...