my 1989 chevy s10 jumps really bad when i get to a surtin part in the throttle idk what it is need help


Asked by Feb 15, 2016 at 10:26 AM about the 1989 Chevrolet S-10 STD Standard Cab LB

Question type: Maintenance & Repair

my 1989 chevy s10 has a 2.5l throttle body engine jumps really bad when you
get to one spot on the throttle evry thing else is good runs good only that one
spot in jumps around really bad linke its about to die i need help idk what it is i
thought it could have been the fuel filter idk

4 Answers


May be the TPS, (Throttle Position Sensor). This can be tested at Auto Zone.

1 of 1 people found this helpful.

ok ill check is that the plstic black box attached on to the air filter


Sorry so late, computer problems. The TPS is on the side of the throttle body, an electrical part, looks like this...

1 of 1 people found this helpful.

I have a 1986 chevy s10 truck it is 2.5 engine 4 cyilder and it bucks jumps and service engine light pops on when it acts up I believe it is a sensor

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