AutoCodes – Chevrolet – B3604 2015 Chevrolet Silverado

B3604 2015 Chevrolet Silverado Code - Adjustable Pedal Forward Switch Circuit Protection Time-Out

Quick Answer

Ground is supplied at all times to the adjustable pedal switch. Common causes include Faulty Adjustable Pedal Forward Switch, Adjustable Pedal Forward Switch harness is open or shorted, Adjustable Pedal Forward 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: B3604 2015 Chevrolet Silverado indicates Adjustable Pedal Forward Switch Circuit Protection Time-Out.
Common causes: Common causes include Faulty Adjustable Pedal Forward Switch, Adjustable Pedal Forward Switch harness is open or shorted, Adjustable Pedal Forward 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 179

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 Jun 14, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B3604 2015 Chevrolet Silverado Description

Ground is supplied at all times to the adjustable pedal switch. The adjustable pedal forward and rearward switches are inputs to the seat memory control module. When the switch is operated to the forward or rearward direction, it supplies a ground path for the signal inputs from the seat memory control module. The seat memory control module then commands the adjustable pedals motor to move in response to the switch signal. The Diagnostic Trouble Code (DTC) will be set when the seat memory control module detects short to ground in the forward signal circuit for greater than 60 s.

OBDII Code B3604 2015 Chevrolet Silverado - Adjustable Pedal Forward Switch Circuit Protection Time-Out - AutoCodes.com — B3604 2015 Chevrolet Silverado Code - Adjustable Pedal Forward Switch Circuit Protection Time-Out

What does this mean?

What are the Possible Causes of the DTC B3604 2015 Chevrolet Silverado?

Faulty Adjustable Pedal Forward Switch
Adjustable Pedal Forward Switch harness is open or shorted
Adjustable Pedal Forward Switch circuit poor electrical connection
Faulty Driver Seat Memory Control Module

How to Fix the DTC B3604 2015 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 B3604 2015 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.

Need more information about the B3604 2015 Chevrolet Silverado code?

Need more information on how to fix the B3604 2015 Chevrolet Silverado 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 B3604 2015 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code B3604 in a 2015 Chevrolet Silverado?

- Common symptoms include the adjustable pedal not moving forward, loss of power to the adjustable pedal, and the service stability control warning light coming on.

2. What causes the OBDII code B3604 in a 2015 Chevrolet Silverado?

- The code B3604 is typically triggered by a fault in the adjustable pedal forward switch circuit, such as a short circuit, open circuit, or faulty switch.

3. How can I diagnose the issue causing OBDII code B3604 in my 2015 Chevrolet Silverado?

- You can diagnose the issue by checking the wiring and connections related to the adjustable pedal forward switch, testing the switch itself for continuity, and using a scan tool to retrieve and clear the code.

4. Can I still drive my 2015 Chevrolet Silverado with OBDII code B3604 present?

- It is generally not recommended to drive the vehicle with this code present, as it may affect the operation of the adjustable pedal and potentially compromise vehicle safety.

5. How can I repair the adjustable pedal forward switch circuit to resolve OBDII code B3604 in my 2015 Chevrolet Silverado?

- Repairing the circuit may involve replacing the faulty switch, repairing damaged wiring or connections, and clearing the code using a scan tool.

6. Are there any DIY tips for fixing OBDII code B3604 in a 2015 Chevrolet Silverado?

- DIY enthusiasts can attempt to inspect and clean the adjustable pedal forward switch, check for visible wiring issues, and ensure all connections are secure before seeking professional help if needed.

7. Will OBDII code B3604 cause any other problems in my 2015 Chevrolet Silverado?

- While the main issue related to this code is the adjustable pedal function, unresolved electrical issues can potentially lead to other problems in the vehicle's electrical system over time if left unaddressed.

8. How long does it typically take to repair OBDII code B3604 in a 2015 Chevrolet Silverado?

- The repair time can vary depending on the exact cause of the issue, but it generally takes a few hours to diagnose, repair, and clear the code associated with the adjustable pedal forward switch circuit.

9. Is it necessary to reset the OBDII code B3604 after repairing the issue in a 2015 Chevrolet Silverado?

- Yes, it is important to clear the code using a scan tool after repairing the adjustable pedal forward switch circuit to ensure the issue is resolved and the warning light no longer appears.

10. Can a mechanic help me fix OBDII code B3604 in my 2015 Chevrolet Silverado?

- Yes, a qualified mechanic with experience in automotive electrical systems can diagnose and repair the issue causing OBDII code B3604 in your 2015 Chevrolet Silverado.