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HDGENE, ASE Master Tech
Category: Chevy
Satisfied Customers: 4782
Experience:  25 years Auto experience, Ford, GM, Chrysler, Asian & European
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No 4th manual shift 1 2 3 good code p0757, shifts 12-23

Customer Question

No 4th manual shift 1 2 3 good code p0757
JA: Have you scanned the code? Have you tried to reset it?
Customer: shifts 12-23 neutrals 4th code come back
JA: What is the model/year of your Chevy?
Customer: 05 impala 4t65
JA: What year is your Chevy?
Customer: 05 Impala 4t65
JA: Are you hoping to fix this yourself? What have you tried so far?
Customer: Shift solenoids and checked valvebody
JA: Anything else you think the mechanic should know?
Customer: no
JA: OK. Got it. I'm sending you to a secure page on JustAnswer so you can place the $5 fully-refundable deposit now. While you're filling out that form, I'll tell the Chevy Mechanic about your situation and then connect you two.
Submitted: 3 months ago.
Category: Chevy
Expert:  HDGENE replied 3 months ago.

Hello, its possible you have an issue with the 203 shift solenoid. In the code description below it mentions how it sets for a 4th gear fault. You should drop the transmission pan and inspect for any metal debris or badly burnt fluid. if all checks ok, id replace the solenoid and retest

Expert:  HDGENE replied 3 months ago.

Hello, do you need more help with this concern?