Owner's Manual
Page 224
... adding equipment to the outside of pinging. Check with your dealer before you attempt any vehicle maintenance task. If you hear heavy knocking, your engine needs service. If you're using fuel rated at 87 octane or higher and you use the proper nuts, bolts and other ...gasolines. Gasolines meeting the AAMA specification could provide improved driveability and emission control system performance compared to get a heavy knocking noise when you 're accelerating...
... adding equipment to the outside of pinging. Check with your dealer before you attempt any vehicle maintenance task. If you hear heavy knocking, your engine needs service. If you're using fuel rated at 87 octane or higher and you use the proper nuts, bolts and other ...gasolines. Gasolines meeting the AAMA specification could provide improved driveability and emission control system performance compared to get a heavy knocking noise when you 're accelerating...