Conditions For Running DTC P0742

WARNING: This page does not describe the selected car, but rather 36 other vehicles, including the 2002 Pontiac Firebird, 2002 Oldsmobile Bravada, 2002 GMC Yukon XL, 2002 GMC Yukon, and 2002 GMC Sonoma. However, it is still accessible from the selected car via links, so may be relevant.

DTC will run under the following conditions:

DTCs P0107, P0108, P0122, P0123, P0502, P0503, P0740, P1810 and P1860 are not present.
Throttle position is 15-60 percent.
Engine speed is greater than 300-450 RPM for 5 seconds.
Engine is not in fuel cutoff mode.
Engine torque is 40-400 ft. lbs.
Engine vacuum is 0-105 kPa.
Engine speed is 1000-3500 RPM.
Speed ratio is .65-1.70.
Commanded gear is not 1st.
Gear range is "D4".
Gear range does not change in 6 seconds.
TCC is commanded off.