1998 GMC Safari Owner's Manual - Page 109

Leaving Your Vehicle With the Engine Running Torque Lock If you are parking on a and you don't shift your hill transmission into PARK (P) properly,the weight of the vehicle mayput too much force on the parking pawl in the transmission. You may find it difficult to pull the shift leverout of PARK (P).This is called "torque lock." It can be dangerous to leave your vehicle with the To prevent torque lock, set the parking brake and then shift into PARK (P) properly before you leave the engine running. Your vehicle could move driver's seat.To find out how, see "Shifting Into suddenly if the shift levernot fully in ,is PARK (P) PARK (P)" in the Index. with the parking brake firmly set. And, if you When you are ready drive, move the shift to lever out of leave the vehicle with the engine running, it could PARK (P) before you releasethe parking brake. You overheat and even catch fire. or others could be injured. Don't leave your vehicle with the If torque lock does occur, you may need to have anoth vehicle push yours a little uphill to take some of the engine running unless you have to. pressure fromthe parking pawlin the transmission, so you can pull the shift lever out of PARK (P). If you have toleave your vehicle with engine the running, be sure your vehicle is PARK (P) and your in parking brakeis firmly set before you leaveit. After you've moved the shift lever PARK (P), hold the to regular brake pedal down. Then, see if you can move the shift lever away from PARK (P) withoutfirst pulling it toward you. If youcan, it means that the shift lever wasn't fully lockedinto PARK (P). 2-25