1995 Chevrolet Camaro Owner's Manual - Page 235

Fuel 3.4L L32 (Code S) and 3800 L36 (Code K) The 8th digit of your vehicl,e identification number (VIN) shows the code letter for your engine. You will find the VIN at the top left of your instrument panel. (See "Vehicle Identification Number" in the Index.) Use regular unleaded gasoline rated at 87 octane or higher. It should meet specifications ASTM D4814 in the United States and CGSB 3.5-92 in Canada. These fuels should have the proper additives, so you should not have to add anything to the fuel. of pinging. It's the heavy, constant knock that means you have a problem. What about gasoline with blending materials that contain oxygen (oxygenates), such as MTBE or alcohol? MTBE is "methyl tertiary-butyl ether." Fuel that is no more than 15% MTBE is fine for your vehicle. Etl?mol is ethyl or grain alcohol. Properly-blended fuel that is no more than 10% ethuuol is fine for your vehicle. Metlwrnof is methyl or wood alcohol. In the United States and Canada, it's easy to be sure you get the right kind of gasoline (unleaded).You'll see UNLEADED right on the pump, And only unleaded nozzles will fit into your vehicle's filler neck. Be sure the posted octane is at least 87. If' the octane is less than 87, you may get a heavy knocking noise when you drive. If it's bad enough, it can damage your engine. If you're using fuel rated at 87 octane or higher and you still hear heavy knocking, your engine needs service. But don't worry if you hear a little pinging noise when you're accelerating or driving up a hill. That's normal, and you don't have to buy a higher octane fuel to get rid NOTICE: Fuel that is more than 5% methanol is bad for It your vehicle. Don't use it. can corrode metal parts in your fuel system and also damage plastic and rubber parts. That damage wouldn't be covered under your warranty. And even at 5% or less, there must be "co~oIvent~'' corrosion and preventers in this fuel to help avoid these problems. 6-3