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Po742 and po757 codes coming up on my daughters 2005 g6

Customer Question
Po742 and po757 codes...

Po742 and po757 codes coming up on my daughters 2005 g6 4.3l

Mechanic's Assistant: Just to clarify, what's the exact code? And have you tried to reset it?

No car wont shift past 2

Mechanic's Assistant: Are you fixing your G6 yourself? What have you tried so far?

Tryed nothing yet just dianostic machine

Submitted: 4 months ago.Category: Pontiac
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Answered in 3 minutes by:
3/9/2018
Pontiac Mechanic: Chad Farhat, ASE Certified Technician A6 - Electrical / Electronic systems A7 Heating / Air conditioning systems replied 4 months ago
Chad Farhat
Chad Farhat, ASE Certified Technician A6 - Electrical / Electronic systems A7 Heating / Air conditioning systems
Category: Pontiac
Satisfied Customers: 5,632
Experience: Owner at Carolina Auto Service & Sales , 20 years Experience in Foreign & Domestic vehicles
Verified

Hi, I'm Chad. Welcome to JustAnswer. I'm reviewing your question and I will be posting your reply ASAP.

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Pontiac Mechanic: Chad Farhat, ASE Certified Technician A6 - Electrical / Electronic systems A7 Heating / Air conditioning systems replied 4 months ago

Hey how are you ,I will Try to Help you with This Issue

2005 Pontiac G6

V6-3.5L VIN 8

  • Vehicle
  • Probable Cause

P0742

ItemDescription

Symptom/DTCP0742

Descriptor

Automatic Transaxle - 4T40-E/4T45-E

Torque Converter Clutch (Tcc) System Stuck On

Probable Causes

  • A/T Wiring Harness
  • Abnormally High or Low Line Pressure
  • Abnormally High or Low Line Pressures
  • Additional DTCs Present
  • Other DTCs
  • Powertrain Control Module (PCM)
  • Pressure Regulator Valve Stuck
  • Torque Converter Clutch (TCC) Control Valve Stuck in TCC Apply Position

Torque Converter Clutch (TCC) Feed Limit Valve Stuck

If you do not mind me asking are you looking for the most possible causes and taking it to a repair shop or you are repairing it yourself and you need step by step instructions
Please Let Me Know
Thank You
Chad Farhat
ASE Certified Technician

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Pontiac Mechanic: Chad Farhat, ASE Certified Technician A6 - Electrical / Electronic systems A7 Heating / Air conditioning systems replied 4 months ago

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Thank You?Chad Farhat?ASE Certified Technician

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Chad Farhat, ASE Certified Technician A6 - Electrical / Electronic systems A7 Heating / Air conditioning systems
Category: Pontiac
Satisfied Customers: 5,632
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