1994 Pontiac Firebird Owner's Manual - Page 63

Features and Controls shift Speeds (MANUAL TRANSMISSION) This chart shows when to shift to the next higher gearfor best fuel economy. MANUAL TRANSMISSION RECOMMENDED SHIFT SPEEDS, IN MPH (km/h) Engine 3.4L L32 (Code S) 5.7L LTI (Code P) Acceleration Shift Speed 1 to2 13-1 6 (21-25) 15 (24) Limited-Slip Rear Axle If you have this feature, your rear axle can giveyou additional tractionon snow, mud, ice, sand or gravel. It works like a standard axle most the time, of but when one of the rear wheels has no traction and the other does, the limited-slip feature will allow the wheel with tractionto move the vehicle. 4 3 to 4 2 to 3 to 5 21 -28 (34-35) 25 (40) 32-37 (51-59) (64) 45-47 (72-75) 45 40 (72) 5 to 6 NIA 50 (80) If your speed drops below 20 mph (30 km/h), or if the engine is not running smoothly, you should downshift to the next lower gear. You may have to downshift two or more gears to keep the engine running smoothly or for good performance. NOTICE: If you skip more than one gear when you downshift, or if you race the engine when you downshift, you can damage the clutch or transmission. ...62