Why does your service engine soon light comes on when going downhill 1993 grand prix?

why a 50CC of course providing it is going against a 1600CC that has a seized engine rolling downhill.

The engine doesn't have to use as much fuel when the car is traveling downhill.

No the can go faster downhill or uphill

Your brake might grab when going downhill because the pads are wearing out. The lines may also need bled properly.

It is possible that your alternator might be going out. It also could be a problem with your battery. You should have it checked by a professional or you could be stranded .

Could be the o2 sensor going bad or fuel pump

Every vehicle has warning lights to inform the driver of things going on. The check engine light comes on because there is something going wrong with the engine.

It depends... the object could be falling, going straight, going uphill or going downhill.

if it is a flashing check engine it means your car has a critical fault and will probably die very soon

Your Chevrolet Cavalier 97 might stall when going downhill because it has a bad fuel filter. It could also be the spark plugs misfiring.

the sensor is going out

If you have not changed your fuel filter do so; if it still acts up it is likely caused by a lack of fuel; have fuel pump checked.

In Scotland we call that an "electric brae". There are one or two famous examples, which have become (in a small way) tourist attractions. It is a kind of optical illusion, where the lie of the land tricks your brain into thinking you are going downhill, when the physical reality is the opposite. There you go!

because she cares anough that she can accept that the show is going downhill. And i think she is going to depression.

Only if it is going downhill.

It has to do with gravitational pull.

The economy is going downhill and a lot of people dont have jobs

you are going too slow for that gear your engine has very little torque at low rpm

Because the RX400h is a hybrid, it regenerates its batteries when slowing down. While doing that, the engine brake is disabled to maximize the regeneration. While going downhill for a long time, you can enable the engine brake by putting it in the B gear.

What you refer to as George overdrive is known in the trucking industry as Georgia overdrive. It is going downhill with your truck out of gear. This is gone down grades to allow the truck to accelerate beyond the normal top speed of the engine in to gear without damaging the engine.

Try going to autozone they check the engine light signals for free and have reset mine

I have a 1991 Chevy 30 foot motorhome chassis p-30 with a 454 engine tbi. Going up an extended grade, engine loses power, service engine lite comes on and stumbles and surges. Changed fuel filters twice, and problem seem to stop, but only to come back after approx 250 miles. Seems to happen only on a long up grade. On crest of hill and downhill, as load is decreased, lite goes off and truck seems…

too many possibilitys.it needs to be scaned to find out why

I personally have broke the speedometer because I was going so fast, but I was going downhill.

Nope. All it does is make the car go slower, and there are rev limiters in place in case you do make the engine spin to fast. So no problems with that