Engine-CodesBuick – P0803 Buick

P0803 Buick Code - Skip Shift Solenoid Control Circuit

Quick Answer

The P0803 Buick code refers to a problem in the skip shift solenoid control circuit. Common causes include Faulty skip shift solenoid, Damaged wiring or connectors, Malfunctioning transmission control module. 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
P0803 Buick indicates Skip Shift Solenoid Control Circuit.
Common causes
Common causes include Faulty skip shift solenoid, Damaged wiring or connectors, Malfunctioning transmission control module.
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.
Table of contents Created and updated by William Orellana on Sep 11, 2024
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Code P0803 Buick Description

The P0803 Buick code refers to a problem in the skip shift solenoid control circuit. The skip shift solenoid is a component in vehicles equipped with manual transmissions that helps improve fuel efficiency by forcing the driver to shift from first gear to fourth gear under certain conditions, such as light acceleration. This code indicates that there is an issue with the control circuit of the skip shift solenoid, which can lead to various performance issues in the vehicle.

OBDII Code P0803 Buick - Skip Shift Solenoid Control Circuit
P0803 Buick Code - Skip Shift Solenoid Control Circuit

Common Causes of P0803 Buick

  1. Faulty skip shift solenoid
  2. Damaged wiring or connectors
  3. Malfunctioning transmission control module
  4. Software glitch in the vehicle's computer system

Symptoms of P0803 Buick

  1. Rough shifting
  2. Hesitation or jerking when accelerating
  3. Reduced fuel efficiency
  4. Inability to shift gears properly

How to Fix P0803 Buick

  1. Diagnose the issue by using a scan tool to retrieve the fault codes and perform a visual inspection of the skip shift solenoid and related components.
  2. Test the skip shift solenoid for proper operation and check the wiring and connectors for any damage.
  3. Replace the skip shift solenoid if it is found to be faulty, and repair or replace any damaged wiring or connectors.
  4. Clear the fault codes from the vehicle's computer system and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P0803 Buick

The typical repair costs for addressing a P0803 Buick code can range from $200 to $500, including parts and labor. However, it's essential to note that the specific diagnosis time and labor rates at auto repair shops can vary based on various factors. It's advisable to check with local auto repair shops for a more accurate estimate based on your location, vehicle make and model, and engine type.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

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