You must check the car engine when you notice any error in the car engine. The car engine P1176 Code is found for the test of the car engine. The main problem here powertrain problem and this problem is not difficult problem. The powertrain problem can be fixed easily by an expert automobile engineer. You can use automobile dictionary meaning of the code when the correct meaning of the code is not available and the automobile dictionary meaning is p for Powertrain Code Problem is related engine, transmission and emissions systems. 1 for MFG – Manufacturer Specific. 1 for Transmission. 7 for Vehicle Speed Output Circuit and 6 for Cruise Control System – Vehicle Accel Too High.