AutoCodes - Chevrolet - C0045 CHEVROLET

C0045 CHEVROLET Code - Left Rear Wheel Speed Sensor Circuit

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3
Table of contents

|C0045 CHEVROLET code possible causes

  • Faulty Left Rear Wheel Speed Sensor
  • Left Rear Wheel Speed Sensor harness is open or shorted
  • Left Rear Wheel Speed Sensor circuit poor electrical connection

|How do I fix the C0045 CHEVROLET code?

Check 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.

|C0045 CHEVROLET code tech notes

2007 - 2013 Chevrolet Silverado,Tahoe, Suburban, GMC Sierra, Yukon, Rear wheel speed sensor replacement. C0045 and C0050 FIX!
- Rear Wheel Speed Sensor -
- Torx Socket Set -
- 3/8 Ratchet -
- PB Blast -

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|Cost of diagnosing the C0045 CHEVROLET code

Labor: 1.0

The cost of diagnosing the C0045 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.

|What are C0045 CHEVROLET code possible symptoms?

  • Anti-Lock Brake System (ABS) Warning Light ON
  • Engine Light ON (or Service Engine Soon Warning Light)

|C0045 CHEVROLET code description

The Wheel Speed Sensor (WSS) receives ignition voltage from the Electronic Brake Control Module (EBCM) and provides a DC square wave signal back to the module. As the wheel spins, the EBCM uses the frequency of the square wave signal to calculate the wheel speed.
OBDII Code C0045 Chevrolet - Left Rear Wheel Speed Sensor Circuit -

|Need more information with the C0045 CHEVROLET code?

Need more information on how to fix the C0045 CHEVROLET code? Get Access to Factory Service Manuals

|Need help with a C0045 CHEVROLET code?

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|C0045 CHEVROLET code comments

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