Chevrolet Repair Questions? Ask a Chevy Mechanic for Answers ASAP
Hello, my name is ***** ***** I am a professional here at Just Answer. I have noticed that your question was not getting a response and thought I would see if you still need help with this.I apologize for the delay and I hope I can still assist you with this here.If you are sure you have proper fuel pressure and there are no exhaust restrictions then the next steps would be to scan the computer system and see if there are any fault codes setting. Post back with the results and we can work from there.
Can you tell me what model and engine size your Chevy is?
The code 81 can be set due to any of the following,