P0816 2016 Chevrolet Silverado Code - Downshift Switch Circuit
Quick Answer
The Driver Shift Request (DSR) allows the driver to select the desired range of gears for current driving conditions. Common causes include Faulty Transmission Shift Lever, Transmission Shift Lever harness is open or shorted, Transmission Shift Lever 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
- P0816 2016 Chevrolet Silverado indicates Downshift Switch Circuit.
- Common causes
- Common causes include Faulty Transmission Shift Lever, Transmission Shift Lever harness is open or shorted, Transmission Shift Lever 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 P0816 2016 Chevrolet Silverado Description
What are the Possible Causes of the DTC P0816 2016 Chevrolet Silverado?
- Faulty Transmission Shift Lever
- Transmission Shift Lever harness is open or shorted
- Transmission Shift Lever circuit poor electrical connection
- Faulty Body Control Module (BCM)
How to Fix the DTC P0816 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 P0816 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 P0816 2016 Chevrolet Silverado Code
1. What does the OBDII code P0816 mean on a 2016 Chevrolet Silverado?
P0816 indicates a problem with the downshift switch circuit, which is responsible for sending signals related to manual downshifting in the transmission system.
2. What are the common symptoms of code P0816 in a 2016 Chevrolet Silverado?
Symptoms may include erratic shifting, failure to manually downshift, illuminated check engine light, or reduced transmission performance.
3. What causes the P0816 code to appear in a Chevrolet Silverado?
Common causes include a faulty downshift switch, damaged wiring or connectors in the circuit, or a malfunctioning transmission control module (TCM).
4. Can I continue driving my 2016 Chevrolet Silverado with the P0816 code?
While the truck may still be drivable, ignoring the code can lead to further transmission damage or reduced drivability. It’s best to diagnose and fix the issue promptly.
5. How do you diagnose the P0816 code in a Chevrolet Silverado?
A diagnostic scan tool is used to confirm the code, followed by inspecting the downshift switch, related wiring, and connectors for damage or loose connections.
6. How can the P0816 code in a 2016 Chevrolet Silverado be repaired?
Repairs may involve replacing the downshift switch, repairing or replacing damaged wiring or connectors, or reprogramming the TCM if necessary.
7. How much does it cost to repair the P0816 code on a Chevrolet Silverado?
The cost varies depending on the exact issue but typically ranges from $100 to $400 for parts and labor, depending on the severity of the problem.
8. Can a faulty downshift switch alone cause the P0816 code?
Yes, a faulty downshift switch is one of the primary causes of the P0816 code and should be inspected first.
9. Is the P0816 code related to the transmission performance in my Silverado?
Yes, the code directly affects the transmission’s ability to manually downshift, which can impact overall performance and drivability.
10. Do I need special tools to fix the P0816 code on my Silverado?
Basic tools may suffice for visual inspections and minor repairs, but a diagnostic scan tool is essential for identifying and clearing the code.
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