Car pulses?????

General engine questions/issues that aren't specific to the other categories
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Car pulses?????

By jred
- Wed Mar 23, 2011 6:01 pm #245702 Hi..This has happened to me twice already 2day and some time Sunday gone and im a but worried now cuz i don't know WTF going on....

I went to drop my mom to work and the car drove fine, on my way back home i stopped at a corner, but when i attempted to drive off the car started to buck, i checked if it was in first and it was...so i stopped put it in neutral and gave it a little rev and it was like the car rev up to 2000X rpm and drop and it kept doing this as if i was pulsing the gas pedal but i wasn't i had the pedal at a steady point, dont whats causing that can ne1 help?
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By teal_dx
- Wed Mar 23, 2011 6:09 pm #245705 A random bouncy idle could be an IACV in need of a cleaning or an air pocket in your coolant system most of the time.
If it were a vacuum leak, it would be a constant bouncing.
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By jred
- Wed Mar 23, 2011 6:39 pm #245712 but will those things cause it to bounce while im pressing on the gas?
when its in idle it idles normal but when i mash the gas then it bounces...
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By jred
- Wed Mar 23, 2011 8:07 pm #245732 never....bought the car 4 months ago,
it do needs a tune up though, and yeah an electrical issue, i was thinking the same thing, will do a full tune this month...
thanks for the help dude i appreciate it very much :thumb:
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By oregon_civic
- Sun Apr 10, 2011 12:26 am #249386 check all of your electrical grounds. a short can cause all sorts of wierd problems like that too.
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