1993 Chevrolet Cavalier Owner's Manual - Page 275

CHECK OR SERVICE WHAT TO DO Interlock-BTSI (Automatic Transaxle When you are doing this check, the vehicle could move suddenly. If it does, you or others could be injured. Follow the steps below. 1. Before you start, be sure you have enough room around the vehicle. It should be parked on h I level surface. 2. Firmly apply the parking brake (see the I d a under Parking Brake if necessary). NOTE: Be ready to apply the regular brake immediatelyif the vehicle begins to move. 3. With the engine off, turn the key to the RUN position, but don't start the engine. Without applying the regular brake, try to move the shift lever out of P (Park) with normaleffort. If the shift lever moves out of P (Park), your vehicle's BTSI needsservice. Steering Column Lock While parked, and with the parking brake set, try to turn the key to Luck in each shift lever position. With an automatic transaxle, the key should turn to Lock only when the shift lever is in P (Park). With a manual transaxle, the key should turn to Lock only when the shift lever is in R (Reverse). On vehicles with akey release lever,try to turn the key to Lock without pressing the lever. The key should turn to Lock only with the key lever depressed. On all vehicles, thekey should come out only in Lock. 273