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I have a '92 Chevy Lumina sedan, 3.1L (V-6?). I put an average of 20 to 25K in miles on it every year, and I really don't take the best care of it. Since it's headed for the junk heap in another year when I buy a new car, will it survive on 87? Every penny helps . . . : )

2007-03-26 10:36:02 · 13 answers · asked by w@rper 3 in Cars & Transportation Maintenance & Repairs

13 answers

Hehe, yeah you can save a few bucks using 87. I was under the impression that the Lumina's recommended octane rating was 87 anyway. If that's the case it won't do anything and 89 would be a waste. BUT... when you switch to 87, carefully observe your motor while its running for knocking or pinging. Lower octane fuels are more susceptible to detonation that occurs on the compression stroke and will damage your engine over time. If you have no knock problems then you should be using 87 anyway.

The 92 Chevy Lumina Euro (3.1 liter V6) Sedan is a slow breather and will do fine on 87 octane fuel.

Listen for engine-knock.

2007-03-26 10:49:52 · answer #1 · answered by p229 3 · 1 0

A Chevy Lumina should be fine with 87 octane gasoline.

Higher octane numbers are for vehicles that have higher compression engines. The higher octane prevents auto-ignition. Unless you've had work done on your engine such as heads machined. You should be fine with 87 octane gas.

2007-03-26 10:40:27 · answer #2 · answered by hsueh010 7 · 1 0

It'll survive, but if you already don't take care of it and it's headed for the junk heap, put the cheapest gas you can find into it.

Normally you put whatever is recommended in the user manual. It might even say on or near the gas cap. Both of my cars are premium gas only. I put 92+ in them, whatever the highest octane is I use it.

2007-03-26 10:45:37 · answer #3 · answered by Lost Poet 6 · 2 1

Unless your owner's manual stipulates 89 or higher octane fuel (and I'd highly doubt it on that model) there's no need to use it. You'll do fine with 87 octane fuel.

2007-03-26 10:42:23 · answer #4 · answered by Bostonian In MO 7 · 2 0

uh... the 89 and 87 will not make any difference for ur car... if it breaks, it will not have anything to do with the gasoline you use. Maybe change the engine oil more often would help, but not the gasoline.

2007-03-26 10:41:41 · answer #5 · answered by steak5959 3 · 1 1

that car would have survived on 87 octane since day one, why have you been putting in 89 octane?, it wasn't built for 89.

2007-03-26 14:03:41 · answer #6 · answered by mister ss 7 · 1 1

no. you only need to use higher octane gasoline in engines that have a high compression ratio and performace cars. general day to day driving will be fine with the 87.

2007-03-26 10:43:12 · answer #7 · answered by Anonymous · 1 1

Why haven't you been following your car owner's manual? It says "87" not "89". More is not better always.

2007-03-26 10:40:11 · answer #8 · answered by bobweb 7 · 2 1

well since your car dosent have very high performance engine u should stick to 87 because its cheaper and the 89 is for very high compressed engines

2007-03-26 11:11:06 · answer #9 · answered by jesse-spitfirertf@sbcglobal.net 2 · 0 2

ya every penny counts but I use 89 and get better mileage than with the cheaper 87oct. plus its burns better in the engine .
burn a tank of 89 and check the mileage and then check 87 and you'll see the difference

2007-03-26 10:47:12 · answer #10 · answered by Jim W 3 · 1 3

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