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gas guage wacked out

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Old Jan 31, 2006 | 04:14 PM
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Default gas guage wacked out

my 200 vette has 26,000 miles on it..My gas guage is dropping from over a quarter tank to 0 without warning. I park my car with over a quarter tank, I start my car in the am and the check guages light is on telling me I am out of gas...how is this posible with 26k miles on my car?


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Old Jan 31, 2006 | 04:51 PM
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There are a lot of posts on this problem

follow this thread for advice
http://forums.corvetteforum.com/show...gas&forum_id=1

Good Luck
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Old Jan 31, 2006 | 04:55 PM
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it's a common problem with fuels that have a high sulfer count[that's what sticking on the sender cards].get yourself a bottle of techron,fill up the tank and run it.it should clear up your problem
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Old Jan 31, 2006 | 07:30 PM
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dpd is right - Use a bottle of Techron every other oil change. Put the Techron in the gas tank.
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Old Feb 1, 2006 | 12:02 AM
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thanks. think previous owner used regular low grade octane instead of hi..ill try this first
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Old Feb 1, 2006 | 12:43 AM
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Originally Posted by mbella2000
thanks. think previous owner used regular low grade octane instead of hi..ill try this first
Changing gas isn't gonna do it. All gas is oxygenated. This causes the fuel sender wires/board to corrode which is mostly likely giving you your problem. As suggested above, use the Chevron Techron gas additive to help eliminate the problem.

Cheers
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Old Feb 1, 2006 | 01:20 AM
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I recently had the same problem with my car. As soon as I noticed the gauge acting wacky, ran Techron with the next two fill-ups. No more problems.
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Old Feb 7, 2006 | 09:46 AM
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hmm 2 cans of techron and its been at a guarter tank for 3 days in local driving. I bet in 2 days I will wake up and it will be at 0 again. Luckily the techron was 241
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Old Feb 7, 2006 | 09:58 AM
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If the problem is fouled fuel sending units, it can take 2-3 tankfuls of additive to clean them up. Berryman Chemtool B-12 also works and is a lot cheaper $2.79 a can from Wallmart. Another member says a six pack of drygas added to one tankful worked for him.
Also use a good gasoline that will help the cleaning process.... Shell V-power or Chevron.
They both have a high level of detergency.
see www.toptiergas.com

If the additive doesn't work then you need to check of a corroded ground. If that isn't the issue then its time to replace the 2 fuel sending units....1 in each of the two gas tanks...
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