Question about 2002 Chevrolet TrailBlazer

1 Answer

While stoped at a red light my engine revs up on it own

While at a standstill my engine revs up on its own

Posted by on

1 Answer

  • Level 1:

    An expert who has achieved level 1.


    An expert that hasĀ over 10 points.


    An expert whose answer gotĀ voted for 2 times.

    Problem Solver:

    An expert who has answered 5 questions.

  • Contributor
  • 17 Answers

I would start out by cleaning the throttle body Just remove the air intake tube and spray the butterfly and surroundings with throttle body cleaner scrub with toothbrush and reinstall tube It will start up a little tough the first time but it should clear up shortly

Posted on Mar 21, 2014

1 Suggested Answer

  • 2 Answers

SOURCE: I have freestanding Series 8 dishwasher. Lately during the filling cycle water hammer is occurring. How can this be resolved

a 6ya expert can help you resolve that issue over the phone in a minute or two.
best thing about this new service is that you are never placed on hold and get to talk to real repairmen in the US.
the service is completely free and covers almost anything you can think of (from cars to computers, handyman, and even drones).
click here to download the app (for users in the US for now) and get all the help you need.

Posted on Jan 02, 2017

Add Your Answer

Uploading: 0%


Complete. Click "Add" to insert your video. Add



Related Questions:

1 Answer

Toyota tacoma idle uneven

Check for vacuum leaks

Jan 19, 2014 | Cars & Trucks

1 Answer

My corrolla is vibrating when stoping at a red light on drive

Engine misfire or bad engine mounts. If it has a check engine light on take it to your mechanic.

Dec 31, 2013 | Cars & Trucks

1 Answer

1998 ford explorer gearshift solenoid

Sounds sort of like an internal wear issue, that may never
be determined, even after a complete disassembly to
rebuild it.

I know that is a vague answer & not a solution or good
guess, but having once owned a trans repair shop, I would
have to show you units apart & you would see wear but
nothing related to your noise or operating issues,just the
way it is with an automatic trans

Nov 15, 2012 | Ford Cars & Trucks

1 Answer

Wv polo warning lights

indicates battery failure or charging circuit failure
get it back to a service dealer for a warranty fix if it is only 1 month old

May 23, 2017 | 2012 Volkswagen Polo

1 Answer

Engine light came on while at red light. Hestitates

Ignition module could be going bad. Does the engine stall? if so get that change out. Also if it has a cam sensor on it that could be failing.

Jun 11, 2012 | 2003 Dodge Stratus

1 Answer

I have a chevy venture transmission slip

You can try a fluid and filter change and see if it helps. But from your description, it sounds like it's
time for a rebuilt(or used)transmission. Sorry to be
the bearer of bad news. Good luck.

Feb 01, 2010 | Chevrolet Venture Cars & Trucks

2 Answers

2000 EF Sonata High revving at a standstill - 5spd manual

your problem is with your throttle position sensor or TPS, you need to replace it because the spring is malfunctioning.

Jun 21, 2009 | 2000 Hyundai Sonata

2 Answers

Volvo 940 GL 1995 Soft Turbo

First check for holes or disconnected air inlet hoses, that will give the sensor/meter a problem so it cannot send the correct signal.

Jan 29, 2009 | 1994 Volvo 940

Not finding what you are looking for?
2002 Chevrolet TrailBlazer Logo

37 people viewed this question

Ask a Question

Usually answered in minutes!

Top Chevrolet Experts


Level 3 Expert

75817 Answers

Colin Stickland
Colin Stickland

Level 3 Expert

22156 Answers

Jeff Turcotte
Jeff Turcotte

Level 3 Expert

8180 Answers

Are you a Chevrolet Expert? Answer questions, earn points and help others

Answer questions

Manuals & User Guides