P1761 2018 GMC Sierra Code - Up and Down Shift Switch Signal Circuit
Quick Answer
The Driver Shift Request (DSR), also known as the TAP Up/Downshift manual shift function, allows the driver to select the desired range of gears for current driving conditions. Common causes include Faulty Control Solenoid Valve Assembly, Control Solenoid Valve Assembly harness is open or shorted, Control Solenoid Valve Assembly 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
- P1761 2018 GMC Sierra indicates Up and Down Shift Switch Signal Circuit.
- Common causes
- Common causes include Faulty Control Solenoid Valve Assembly, Control Solenoid Valve Assembly harness is open or shorted, Control Solenoid Valve Assembly 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 P1761 2018 GMC Sierra Description
What are the Possible Causes of the DTC P1761 2018 GMC Sierra?
- Faulty Control Solenoid Valve Assembly
- Control Solenoid Valve Assembly harness is open or shorted
- Control Solenoid Valve Assembly circuit poor electrical connection
- Faulty Body Control Module (BCM)
How to Fix the DTC P1761 2018 GMC Sierra?
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 P1761 2018 GMC Sierra 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 P1761 2018 GMC Sierra Code
1. What does the OBDII code P1761 mean on a 2018 GMC Sierra?
P1761 indicates an issue with the Up and Down Shift Switch Signal Circuit, which monitors gear selection inputs for proper shifting.
2. What are the common symptoms of a P1761 code on a 2018 GMC Sierra?
Symptoms may include erratic shifting, failure to shift gears, the transmission stuck in one gear, or the check engine light being illuminated.
3. What causes the P1761 code to appear on a 2018 GMC Sierra?
Common causes include a faulty shift switch, damaged wiring or connectors in the circuit, or a malfunctioning transmission control module (TCM).
4. Can a bad shift switch cause the P1761 code on a 2018 GMC Sierra?
Yes, a faulty up and down shift switch is a primary cause of this code, as it directly affects the signal sent to the transmission control module.
5. How can I diagnose the P1761 code on a 2018 GMC Sierra?
Start by checking the wiring and connectors for damage or corrosion, test the up and down shift switch for proper operation, and use an OBDII scanner to monitor the signal.
6. Is it safe to drive a 2018 GMC Sierra with the P1761 code?
Driving with this code may be unsafe, as it can cause unpredictable shifting or failure to shift, which could lead to transmission damage or loss of vehicle control.
7. How do I fix the P1761 code on a 2018 GMC Sierra?
Repairs may include replacing the up and down shift switch, repairing or replacing damaged wiring or connectors, or reprogramming or replacing the TCM if necessary.
8. How much does it cost to repair the P1761 code on a 2018 GMC Sierra?
Repair costs vary but typically range from $150 to $500, depending on whether the shift switch, wiring, or TCM needs repair or replacement.
9. Can a software update fix the P1761 code on a 2018 GMC Sierra?
In some cases, a software update for the TCM may resolve the issue if the problem is due to a programming glitch.
10. Will clearing the P1761 code with an OBDII scanner fix the problem?
Clearing the code will reset the check engine light temporarily, but the issue will likely return unless the underlying problem is resolved.
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