Engine-Codes - Chevrolet - B153B CHEVROLET

B153B CHEVROLET Code - Liftgate Open Switch Signal Circuit

- Code Popularity: 783 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the B153B CHEVROLET Code?

  • Faulty Liftgate Motor Assembly
  • Liftgate Motor Assembly harness is open or shorted
  • Liftgate Motor Assembly circuit poor electrical connection
  • Faulty Liftgate Control Module (LGM)

|How to Fix the B153B CHEVROLET Code?

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.

|B153B CHEVROLET code tech notes

B153B 02 Liftgate Open Switch Signal Circuit Short to Ground
B153B 05 Liftgate Open Switch Signal Circuit Open

|What is the cost to diagnose the B153B CHEVROLET code?

Labor: 1.0

The cost to diagnose the B153B 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 B153B CHEVROLET code possible symptoms?

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

|What Does the B153B CHEVROLET Code Mean?

The full open switch is part of the gear motor assembly and will close and become active when the liftgate reaches the full open position. The full open switch signal circuit is supplied battery voltage through a resistor and monitored within the Liftgate Control Module (LGM). The Liftgate Control Module provides a low reference circuit and when the switch contacts close, the signal circuit goes low and the LGM determines the switch to be active.

Liftgate Open Switch Signal Circuit

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