Questions & Answers for: Cadillac what fuel octane

...fuel line like the ful filter or sumthin. i dont know much about cars, but this is what ive been told. try some octane booster for a temporary fix, they have some NOS brand octane booster at O' ...

...1994 ELDORADO? WHAT OCTANE GAS DO I USE IN A 1994 ELDORADO? You can use 89 octane. Cadillac wanted all customers think a high end car takes high end fuel which is untrue. I am retired from cadillac ...

...octane fuel used in 98 Cadillac 4.6 having over 30 years with general motors and 10 with cadillac the standard 87 octane can be used in your northstar engine premium is noted on the dash cluster to ...

...fuel, so a bottle of octane booster added to a full tank of fuel will greatly improve the way the engine idles and performs. That engine should have an electronic HEI (High Energy Ignition) ...

...fuel octane that you have to use to reduce carbon deposits. If you value your car and will keep for a long time then use the higher octane. Otherwise, use the low-octane since price of fuel is ...

What octane of fuel is best for 2000 Escalade? The minimum grade works fine for the vehicle (as per what the manual states) but feel free to use higher cleaner octane if you want.

octane fuel or deposits heating in the cylinders causing pre-ignition. Have you tried using premium fuel, fuel treatments, or fuel injection treatments? Some vehicles have a knock-sensor that will ***

...octane fuel just predisposes the engine to pre-ignition pinging (you don't want to make a habit of it, but its no big deal). Plus, by diluting it with Ultra 93 octane, you raised the overall ...

...did you put in it? Mine will not run on low octane fuel. Terrible running, an if you have been using wrong octane fuel it will cause damage to that engine. Manual is clear on this as well as

...octane fuel This, to me, sounds like worn crankshaft bearings, only it's not bad enough yet to cause you to hear them in a non-stressed/non-load situation (as in when in park or neutral) the solution ...