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What does the OBD II do?

What does the OBD II do?

OBD-II is an on-board computer that monitors emissions, mileage, speed, and other data about your car. It’s connected to the Check Engine light, which illuminates when the computer detects a problem. The OBD-II on-board computer features a 16-pin port located under the driver’s side dash.

What does GMC OBDII OBD2 code scanner do?

GMC OBDII Readers OBD2 Code Tool Scanner. With the new GMC OBD reader system, your vehicles are now in a safe control trend which is specifically meant for very important transmission tasks. Once you have the connection system installed for your vehicle, all your minor and major problems can be detected as soon as they appear.

Do you need an OBD reader for a Chevy Silverado?

The Chevrolet Silverado OBD Reader is a complete package that does not require cables like many models that have flooded the market. Your full-size pick up needs this reader to identify the minor problems that could be crawling into your engine. You therefore enjoy the diagnosis since the source of the problem is identified immediately.

What does code 12 mean on GM OBD?

The system will enter the diagnostic mode. In this mode, the computer will display a Code 12, three consecutive times, by flashing the “CHECK ENGINE”, “SERVICE ENGINE SOON” or “MALFUNCTION INDICATOR LAMP” or light. A Code 12 consists of one flash, a short pause, then two flashes in rapid succession.

Where is the OBD port on a Chevy Silverado Sierra?

OBD connector location for Chevrolet Silverado Sierra (1999 – 2006) You will find below several pictures which will help you find your OBD connector in your car. The OBD2 port is located under the steering wheel. Go to the OBD2. scanner for CHEVROLET. Here is the OBD port above the emergency brake pedal.

What are the OBD codes for General Motors?

Close General Motors OBD-II Trouble Codes The OBD-II DTC codes here generally apply to all OBD-II GM vehicles from 1996 and newer: GMC, Chevrolet, Buick, Cadillac, and former brands Oldsmobile, Pontiac, and Saturn. There may be slight changes depending on the year/model of vehicle, you would need to consult a factory service manual for specifics.

The Chevrolet Silverado OBD Reader is a complete package that does not require cables like many models that have flooded the market. Your full-size pick up needs this reader to identify the minor problems that could be crawling into your engine. You therefore enjoy the diagnosis since the source of the problem is identified immediately.

What to do if the OBD II scanner doesn’t communicate with the vehicle?

What to do if the OBD II scanner doesn’t communicate with the vehicle. TEST 1: Connect the positive DMM lead to DLC pin 4 and the negative DMM lead to the negative battery terminal, using jumper wires if necessary. Do not connect to the body or chassis ground but to the battery terminal directly.

OBD connector location for Chevrolet Silverado Sierra (1999 – 2006) You will find below several pictures which will help you find your OBD connector in your car. The OBD2 port is located under the steering wheel. Go to the OBD2. scanner for CHEVROLET. Here is the OBD port above the emergency brake pedal.

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Ruth Doyle