AutoCodes – Buick – P1339 Buick

P1339 Buick Code - Cylinder 2 Glow Plug Offset Exceeded Learning Limit

Quick Answer

The Glow Plug Control Module has not learned the glow plug offset values. Common causes include Perform Glow Plug Learn procedure, Faulty Glow Plug 2, Glow Plug 2 harness is open or shorted. 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
P1339 Buick indicates Cylinder 2 Glow Plug Offset Exceeded Learning Limit.
Common causes
Common causes include Perform Glow Plug Learn procedure, Faulty Glow Plug 2, Glow Plug 2 harness is open or shorted.
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 374
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 30, 2022
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Code P1339 Buick Description

The Glow Plug Control Module has not learned the glow plug offset values. If a glow plug has been replaced and the glow plug learn was not performed, or if the Glow Plug Control Module experiences an Electronically Erasable Programmable Read Only Memory (EEPROM) error or data corruption, this Diagnostic Trouble Code (DTC) to set. The DTC will be set if the glow plug hot resistance is outside a predefined threshold.
OBDII Code P1339 Buick - Cylinder 2 Glow Plug Offset Exceeded Learning Limit - AutoCodes.com
P1339 Buick Code - Cylinder 2 Glow Plug Offset Exceeded Learning Limit

What are the Possible Causes of the DTC P1339 Buick?

  • Perform Glow Plug Learn procedure
  • Faulty Glow Plug 2
  • Glow Plug 2 harness is open or shorted
  • Glow Plug 2 circuit poor electrical connection

How to Fix the DTC P1339 Buick?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1339 Buick 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 P1339 Buick code?

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Need Help with the Code?

Get the P1339 Buick code diagnosed by a professional: Find a repair shop in your area

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 P1339 Buick Code

1. What are the common symptoms of OBDII code P1339 Buick (Cylinder 2 Glow Plug Offset Exceeded Learning Limit)?

- Common symptoms include rough idling, decreased fuel efficiency, and potential engine misfires.

2. What can cause the OBDII code P1339 to trigger in a Buick vehicle?

- The code may be triggered by a faulty glow plug, wiring issues, or a problem with the engine control module.

3. How serious is the OBDII code P1339 in a Buick vehicle?

- While the code may not cause immediate issues with drivability, it can lead to long-term damage if left unresolved.

4. How can I diagnose the OBDII code P1339 in my Buick?

- A professional diagnostic scan tool can help pinpoint the exact cause of the code, as well as checking the glow plug and related components.

5. Are there any DIY repair tips for addressing the OBDII code P1339 in a Buick?

- DIY repair tips include checking the glow plug wiring for damage, ensuring proper connections, and inspecting the glow plug itself for signs of wear.

6. Can I continue driving my Buick with the OBDII code P1339 present?

- It is not recommended to drive with the code present, as it can lead to further engine issues if left untreated.

7. How much does it typically cost to repair the OBDII code P1339 in a Buick vehicle?

- Repair costs can vary depending on the exact cause of the code, but expect to pay for diagnostics, replacement parts, and labor.

8. Will resetting the OBDII code P1339 in my Buick make it go away permanently?

- Resetting the code may temporarily clear the warning light, but it will likely return if the underlying issue is not addressed.

9. Can a faulty glow plug cause other OBDII codes to trigger in a Buick vehicle?

- Yes, a faulty glow plug can lead to other related codes being triggered, affecting the overall performance of the engine.

10. Is it recommended to seek professional help to repair the OBDII code P1339 in a Buick?

- Yes, it is advisable to consult a professional mechanic or technician to accurately diagnose and repair the issue to prevent further damage.

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