AutoCodes – Pontiac – P1837 Pontiac

P1837 Pontiac Code - Kick-Down Switch Failed Short

Quick Answer

P1837 Pontiac indicates Kick-Down Switch Failed Short. Common causes include Faulty Kick-Down Switch, Kick-Down Switch harness is open or shorted, Kick-Down 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: P1837 Pontiac indicates Kick-Down Switch Failed Short.
Common causes: Common causes include Faulty Kick-Down Switch, Kick-Down Switch harness is open or shorted, Kick-Down 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.

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Code Popularity 1,095

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Sep 22, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1837 Pontiac Description

OBDII Code P1837 Pontiac - Kick-Down Switch Failed Short - AutoCodes.com — P1837 Pontiac Code - Kick-Down Switch Failed Short

What does this mean?

What are the Possible Causes of the DTC P1837 Pontiac?

Faulty Kick-Down Switch
Kick-Down Switch harness is open or shorted
Kick-Down Switch circuit poor electrical connection

How to Fix the DTC P1837 Pontiac?

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 P1837 Pontiac 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.

Need more information about the P1837 Pontiac code?

Need more information on how to fix the P1837 Pontiac code? Get Access to Factory Service Manuals

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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.

Frequently Asked Questions about P1837 Pontiac Code

1. What does the OBDII code P1837 mean for a Pontiac?

P1837 indicates that the kick-down switch, which assists in downshifting during acceleration, has failed due to a short circuit.

2. What are the common symptoms of code P1837 in a Pontiac?

Symptoms may include poor acceleration, difficulty downshifting, reduced transmission performance, and the illumination of the check engine light.

3. What causes the P1837 code to appear?

The code is usually caused by a short circuit in the kick-down switch, damaged wiring, corroded connectors, or a malfunctioning transmission control module (TCM).

4. Can I drive my Pontiac with the P1837 code active?

While the vehicle may still be drivable, performance issues like poor acceleration or improper gear shifting could affect safety and should be addressed promptly.

5. How do I diagnose the P1837 code on my Pontiac?

Start by inspecting the kick-down switch, wiring, and connectors for damage or corrosion. Use a multimeter to test for shorts or open circuits. A scan tool can verify if the TCM is functioning properly.

6. What repairs are needed to fix the P1837 code?

Repairs may include replacing the kick-down switch, repairing or replacing damaged wiring or connectors, and, in rare cases, reprogramming or replacing the TCM.

7. How much does it cost to repair a P1837 code on a Pontiac?

Costs vary depending on the issue, but replacing a kick-down switch could range from $100 to $200, while wiring repairs or TCM replacement may be more expensive.

8. Can a faulty kick-down switch damage my transmission?

If left unaddressed, a faulty kick-down switch may cause improper shifting, leading to increased wear and tear on the transmission over time.

9. Is the P1837 code specific to Pontiacs?

No, the P1837 code can apply to other vehicles with similar OBDII systems, but the diagnostic and repair process may vary by make and model.

10. Can I reset the P1837 code without fixing the issue?

Clearing the code with a scan tool might turn off the check engine light temporarily, but the code will return if the underlying issue is not resolved.