B319A 2017 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 2017 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 2017 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 2017 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 2017 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 2017 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 2017 Chevrolet Silverado Code
1. What does the OBDII code B319A mean in a 2017 Chevrolet Silverado?
B319A indicates an issue with the right rear window switch circuit, often related to communication or functionality problems.
2. What are the common symptoms of the B319A code?
Symptoms may include the right rear window not responding to commands, intermittent operation, or no power window functionality.
3. What causes the B319A code to appear?
This code is typically caused by a faulty right rear window switch, damaged wiring or connectors, or a malfunction in the Body Control Module (BCM).
4. How can I diagnose the B319A code in my Silverado?
Start by checking the right rear window switch for proper operation, inspect wiring and connectors for damage or corrosion, and test the circuit with a multimeter.
5. Can a faulty Body Control Module (BCM) trigger the B319A code?
Yes, a malfunctioning BCM can cause the B319A code, as it plays a role in controlling the window switch circuit.
6. How do I fix the B319A code on a 2017 Chevrolet Silverado?
Repairs may include replacing the right rear window switch, repairing damaged wiring or connectors, or reprogramming or replacing the BCM if necessary.
7. Is it safe to drive with the B319A code active?
Yes, the code does not affect drivability, but you may be unable to operate the right rear window until the issue is resolved.
8. How much does it cost to repair the B319A code?
Repair costs can vary, but replacing a window switch typically ranges from $50 to $150, while BCM repairs or replacements can cost several hundred dollars.
9. Can I reset the B319A code without fixing the problem?
You can clear the code with an OBDII scanner, but it will likely return if the underlying issue is not addressed.
10. Does the B319A code affect other windows in the Chevrolet Silverado?
No, this code specifically relates to the right rear window switch and does not typically impact other windows.
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