Conditions for Running the DTC

WARNING: This page is about a different car, the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

P0741

No TCC DTCs P1866, P1867 or P0742.
No input speed sensor (ISS) DTCs P0716 or P0717.
No output speed sensor (OSS) DTCs P0722 or P0723.
Ignition voltage between 8-18 volts.
The engine torque is greater than 50 N.m (37 lb ft).
The throttle position is 8-90 percent.
The transmission fluid temperature is 20-130°C (68-266°F).
The gear ratio is within the following ranges:
- 1.54:1-1.71:1 - 2nd gear
- 0.95:1-1.05:1 - 3rd gear
- 0.66:1-0.73:1 - 4th gear
The TCC is commanded ON for 0.1 second.
The TCC duty cycle is greater than 65 percent.

P0751

No ISS DTCs P0716 or P0717.
No OSS DTCs P0722 or P0723.
No torque converter clutch (TCC) performance DTC P0742, P0894.
No shift solenoid electrical DTCs P0973, P0974, P0976, or P0977.
The engine run time is greater than 5 seconds.
The transmission fluid temperature is 20-130°C (68-266°F).
The throttle position is 8 percent or greater.
The input shaft speed is 150 RPM or greater.
The output shaft speed is 150 RPM or greater.
The engine torque is 50 N.m (37 lb ft) or greater.

P0756

No ISS DTCs P0716 or P0717.
No output (shaft) speed sensor (OSS) DTCs P0722 or P0723.
No torque converter clutch (TCC) DTC P0742 or P0894.
No shift solenoid electrical DTCs P0973, P0974, P0976, or P0977.
The engine torque is greater than 50 N.m (37 lb ft).
The engine run time is greater than 5 seconds.
The transmission fluid temperature is 20-130°C (68-266°F).
The throttle position is 8 percent or greater.
The input shaft speed is 150 RPM or greater.
The output shaft speed is 150 RPM or greater.