Engine-Codes - Chevrolet - U1653 CHEVROLET

U1653 CHEVROLET - Chassis Systems High Speed Communication Enable Circuit

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

U1653 CHEVROLET Possible Causes

  • Faulty Module that is not communicating
  • Module harness is open or shorted
  • Module circuit poor electrical connection

How is the U1653 CHEVROLET code repair?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

What is the cost to diagnose the U1653 CHEVROLET code

Labor: 1.0

The cost to diagnose the U1653 CHEVROLET code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.
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Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

U1653 CHEVROLET Meaning

The Body Control Module (BCM) activates the ignition circuit when the vehicle power mode is in ACCESSORY mode or Ignition ON/Vehicle In Service mode. The ignition circuit wakes up the devices for serial data bus communication. The Diagnostic Trouble Code (DTC) will set when the device setting the DTC has attempted to establish communications on the chassis high-speed GMLAN serial data circuits more than 3 times.

More Information

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