Effective Performance Modifications for Duramax

Volume 1 Issue 1 - Duramax Issues and Answers

Written by Joel Paynton Thursday, 17 December 2009 17:05

What’s the most effective modification that I can do to improve the performance of my Duramax?
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Will an aftermarket exhaust cause Diagnostic Trouble Codes?

Volume 1 Issue 1 - Duramax Issues and Answers

Written by Joel Paynton Monday, 17 December 2007 17:05

Will an aftermarket exhaust cause Diagnostic Trouble Codes?
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Will aftermarket power programmers/chips affect my warranty?

Volume 1 Issue 1 - Duramax Issues and Answers

Written by Joel Paynton Monday, 17 December 2007 17:05

Will aftermarket power programmers/chips affect my warranty?
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My Duramax goes into limp mode all the time.

Volume 1 Issue 1 - Duramax Issues and Answers

Written by Joel Paynton Monday, 17 December 2007 17:05

My Duramax goes into “limp mode” all the time.  What’s wrong?
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How can I prevent my LLY Duramax engine from overheating?

Volume 1 Issue 1 - Duramax Issues and Answers

Written by Joel Paynton Monday, 17 December 2007 17:05

How can I prevent my LLY Duramax engine from overheating?
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Is there a special warranty on Duramax fuel injectors?

Volume 1 Issue 1 - Duramax Issues and Answers

Written by Joel Paynton Monday, 17 December 2007 17:05

Is there a special warranty on fuel injectors?
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Should I install a secondary fuel filter?

Volume 1 Issue 1 - Duramax Issues and Answers

Written by Joel Paynton Monday, 17 December 2007 17:05

Should I install a secondary fuel filter?

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Why do I need low-ash oil for the LMM Duramax?

Volume 1 Issue 1 - Duramax Issues and Answers

Written by Joel Paynton Monday, 17 December 2007 17:05

Why do I need low-ash oil for the LMM Duramax?
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Will Ultra-Low Sulfur fuel reduce the life of my fuel injectors and pump?

Volume 1 Issue 1 - Duramax Issues and Answers

Written by Joel Paynton Monday, 17 December 2007 17:05

Will Ultra-Low Sulfur fuel reduce the life of my fuel injectors and pump?
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Should I Use Fuel Treatments?

Volume 1 Issue 1 - Duramax Issues and Answers

Written by Joel Paynton Monday, 17 December 2007 17:05

Should I use fuel treatments?
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Joel Paynton is an award-winning GM technician who specializes in Duramax fuel systems. He also does custom programming for any GM powertrain. Visit him on the web at www.payntonperformance.com.

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