1993 Pontiac Firebird Owner's Manual - Page 67

Features & Controls 2 (Second Gear) This position gives you more power but lower fuel economy. You can use 2 on hills. It can help control your speed as you go down steep mountain roads, but then you would also want to use your brakes off and on. 0, NOTICE: 1 (First Gear) (V6 Engine) This position gives you even more power (but lower fuel economy) than2. You can use it on very steep hills, or in deep snow or mud. If the selector lever is put 1, in the transmission won't shift into first gear until the vehicle is going slowly enough.