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Cruise control surges on 82, why ??

Old 01-28-2003, 09:10 PM
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1-MORTOY
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Default Cruise control surges on 82, why ??

The cruise on my friends 82 seem to surge. You can set the speed but it creeps downwards by about 3-5mph and then plays catch-up over and over. What might be causing this. TIA.
Old 01-29-2003, 03:19 AM
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Desertdawg
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St. Jude Donor '09

Default Re: Cruise control surges on 82, why ?? (1-MORTOY)

I will dig out my repair manual tomorrow for you, if someone doesn't answer this for you before then.....
:seeya
Old 01-29-2003, 06:29 AM
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jerryp58
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Default Re: Cruise control surges on 82, why ?? (1-MORTOY)

I don't know if your CC transducer is the same as the one on my '77, but that's exactly what my first transducer was doing about a year before it just stopped working all together.

I replaced the transducer (I also replaced the actuator) and the CC was dead on for several years. Now, it can't seem to hold a steady speed unless it's on level ground (speeds up down hill; slows down up hill :rolleyes: ).
Old 01-29-2003, 07:51 AM
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Binnie77
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Default Re: Cruise control surges on 82, why ?? (1-MORTOY)

This is typical of a dirty transducer. These things are not rocket science so don't hesitate to take the face off and clean the rotating magnetic disc and blow out the vacuum venturi tube....brass tube on the right side. Don't remove the venturi fitting as you will damage it, just blow it out.
Old 01-29-2003, 06:31 PM
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Vette Named Danielle
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Default Re: Cruise control surges on 82, why ?? (Binnie77)

Mine on the '81 just goes faster and faster. Where is the face and the tubing and the related things for the CC located?
Thanks,
Brian :steering:
Old 01-29-2003, 06:32 PM
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1-MORTOY
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Default Re: Cruise control surges on 82, why ?? (Binnie77)

Ok, i"ll remove and clean it but it sure is buried down there under the brake master cyl. :eek: Thanks.
Old 01-30-2003, 08:36 AM
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page62
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Default Re: Cruise control surges on 82, why ?? (1-MORTOY)

I used my CC once, and that was accidentally. The car started accelerating like crazy! Since then, I've removed much of the system. One less piece of crap under the hood.

Where the heck am I supposed to put my right foot if it's not on the accelerator pedal anyway? :auto:
Old 01-30-2003, 06:10 PM
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hunt4cleanair
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Default Re: Cruise control surges on 82, why ?? (1-MORTOY)

Well I have to log in on your sides...my 78 cruise control hasn't worked correctly since I got it in 93! And, I've replaced the transducer and it still couldn't get it right. The shop manual has a trouble shooting section...but it hasn't helped either...sounds like there is no clear cut solution.

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