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AMEDEE
AMEDEE, CHEVY TECHNICIAN
Category: Chevy
Satisfied Customers: 26427
Experience:  ASE certified tech ADVANCED LEVEL SPECIALIST. Wisconsin certified emissions state inspector
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I have a P0496 code and did not pass emissions because of

Customer Question

I have a P0496 code and did not pass emissions because of it. so I am researching to determine what I have to repair/eplace
JA: Have you scanned the code? Have you tried to reset it?
Customer: I tried to reset it by disconnecting the negative terminal from my battery
JA: What is the model/year of your Chevy?
Customer: 2007 Tahoe
JA: Are you hoping to fix this yourself? What have you tried so far?
Customer: I am...I haven't done anything yet
Submitted: 1 year ago.
Category: Chevy
Expert:  AMEDEE replied 1 year ago.

Hello and welcome! My name isCustomerand I can assist you with your question. Here is the definition for this code and the possible causes.

P0496 EVAP Canister Purge System High Purge Flow

Possible Causes

  • Purge solenoid valve is damaged (it is sticking), or it has failed
  • EVAP charcoal canister is damaged or restricted
  • EVAP purge pipe is damaged or restricted
  • FTP sensor has failed
  • EVAP charcoal canister is damaged or restricted
  • EVAP purge pipe is damaged or restricted
  • FTP sensor has failed
Expert:  AMEDEE replied 1 year ago.

However, my experience has been this code is most likley caused by a bad purge solenoid. The purge solenoid is located on the top left of the engine mounted above the intake manifold

Expert:  AMEDEE replied 1 year ago.

I am glad I can help!

It has been a pleasure working with you. Please dont forget to honor your good faith deposit by rating my answer as "Excellent Service" for assisting you today.

Please let me know if you have any further questions.

Expert:  AMEDEE replied 1 year ago.

Did you have any further questions?