AutoCodes – GMC – P1835 GMC

P1835 GMC Code - Kick-Down Switch Circuit

Quick Answer

With the key on and engine running, throttle angle less than 89%, the Engine Control Module (ECM) sent a Kickdown request to the Transmission Control Module (TCM). 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: P1835 GMC indicates Kick-Down Switch Circuit.
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 1,365

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

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

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P1835 GMC Description

With the key on and engine running, throttle angle less than 89%, the Engine Control Module (ECM) sent a Kickdown request to the Transmission Control Module (TCM).

OBDII Code P1835 GMC - Kick-Down Switch Circuit - AutoCodes.com — P1835 GMC Code - Kick-Down Switch Circuit

What does this mean?

What are the Possible Causes of the DTC P1835 GMC?

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

How to Fix the DTC P1835 GMC?

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 P1835 GMC 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 P1835 GMC code?

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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.