B319A 2016 Chevrolet Silverado Code - Right Rear Window Switch
Quick Answer
The driver and passenger window motors supply 12 V signal circuits to their respective window switches, when a window switch has been activated, a switch closes providing a ground to the appropriate signal circuit causing the voltage to drop to 0 V. Common causes include Faulty Right Rear Window Switch, Right Rear Window Switch harness is open or shorted, Right Rear Window Switch circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- B319A 2016 Chevrolet Silverado indicates Right Rear Window Switch.
- Common causes
- Common causes include Faulty Right Rear Window Switch, Right Rear Window Switch harness is open or shorted, Right Rear Window Switch circuit poor electrical connection.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code B319A 2016 Chevrolet Silverado Description
The driver window master control switch also contains control switches for the passenger, left rear and right rear window functions. When a window switch is pressed, a serial data message is sent to the Body Control Module (BCM). The BCM examines the request and checks for messages from other power window motors that may prohibit window movement. If no prohibitive messages have been received, the BCM will send a serial data message to the passenger window motor or to the appropriate rear window switch which will perform the command as requested.
What are the Possible Causes of the DTC B319A 2016 Chevrolet Silverado?
- Faulty Right Rear Window Switch
- Right Rear Window Switch harness is open or shorted
- Right Rear Window Switch circuit poor electrical connection
- Faulty Body Control Module (BCM)
How to Fix the DTC B319A 2016 Chevrolet Silverado?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the B319A 2016 Chevrolet Silverado code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Frequently Asked Questions about B319A 2016 Chevrolet Silverado Code
1. What does OBDII code B319A mean on a 2016 Chevrolet Silverado?
This code indicates an issue with the right rear window switch circuit, such as a malfunction or failure of the switch or its associated wiring.
2. What are common symptoms of code B319A in a 2016 Chevrolet Silverado?
Symptoms may include the right rear window not responding to the switch, intermittent window operation, or no functionality at all.
3. What causes the B319A code to appear?
Common causes include a faulty right rear window switch, damaged wiring or connectors, or a malfunction in the Body Control Module (BCM).
4. How do I diagnose the B319A code?
Use a scan tool to confirm the code, inspect the wiring and connectors for damage, and test the right rear window switch for proper functionality.
5. Can I still drive my Silverado with code B319A?
Yes, this code does not affect drivability, but the right rear window may not function as intended.
6. How is the B319A code fixed on a 2016 Chevrolet Silverado?
Repairs may include replacing the right rear window switch, repairing damaged wiring or connectors, or reprogramming/repairing the BCM if needed.
7. How much does it cost to fix the B319A code?
The repair cost can vary but generally ranges from $50 to $200, depending on whether the switch or wiring needs to be replaced.
8. Can I reset code B319A without fixing the issue?
You can clear the code with a scan tool, but it will likely return unless the underlying issue is addressed.
9. Is the B319A code covered under warranty for a 2016 Chevrolet Silverado?
It depends on your vehicle's warranty terms. Electrical components might be covered if the vehicle is still under warranty.
10. Could a failing BCM cause the B319A code?
Yes, a failing Body Control Module could potentially trigger this code if it cannot properly communicate with the window switch.
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