GreatAutoHelp.com

Our Chevy, Buick, Ford, Honda, Toyota, Pontiac, Oldsmobile, Cadillac and GMC mechanics offer advice, helpful hints, how to and answers for all things related to cars or trucks. We are current certified dealership technicians.

Read our latest questions and answers further down this page below the pictures.

Over 95 years of combined experience and growing. Check engine light, ABS, Airbags, transmission, 4 wheel drive, body electrical, OBD2 computer codes. Our mechanics have it covered.

We are constantly adding to our car and truck questions and answers pages. Many with pictures or videos.

Unlike most of those other sites that just give basic help, we get a little more detailed with our Free auto repair help and advice.

Click Pictures Below For More Information

Ford Mustang engine overhaul.
Follow our Ford Mustang 5.0L engine overhaul project. View pictures and videos from start to finish.

How to check serpentine engine drive belt
Check your engine drive belt at regular intervals. Look for cracks in the ribs, pieces missing or worn out grooves.

How to check fuses
How to check fuses. This is the first thing that should be done whenever your vehicle has an electrical problem.
How to check fuses
How to use a digital volt ohm meter(DVOM)
to check electrical circuits.
A schematic also will be needed.

ABS Traction Light
Find out why the ABS or Traction Control light is coming on the dash of your car or trucks.
For some great information and expert advice on anything related to the Ford Mustang, you can go to AmericanMuscle's tech guides section
3.1L and 3.4L
These V6 engines are 2 of the most widely used engines in all makes of cars. If you are going to fix it yourself, ask us and view these pictures of sensor locations and their descriptions and operation to help with auto repair.
Radio Display Shows LOC
We can unlock it for you. Just follow these few simple steps to retrieve a few numbers, and we will send you the unlock code with instructions on how to fix it.
Wheels and Tires
Find out everything you wanted to know about car and truck tires. How to check them, what all those numbers and letters mean, proper rotating, example and pictures.

Read Our Latest Questions And Answers

In Forum: Dodge And Chrysler

you might want to check the performance of your water pump. the impeller may not be doing it's job. when you took off the hose for the heater and ran the engine, how much coolant was coming out? Should have been a lot.


In Forum: Buick

yea, don't mean to scare you but just make you aware. Used to be there was only one relay in cars and that was for the starter. now there's relays for almost everything


In Forum: Chevy Trailblazer

have you checked the relay (#46, it's called the headlight driver module HDM) in the under hood fuse panel? or try switching it with a relay that has the same number on it like the relay right next to it.


In Forum: Chevy Cars

Actually that's the funny part about it...my buddy has a set of fuelinjector noids. you plug them into the where the injector plugs in and you turn it over.... ever injector should have gotten a pulse... bc they all lit up... but idk...its runing... i think its bc i threatened it high caliber rounds


In Forum: Honda

gauge keeps rising as the engine gets hotter, and sometimes heater blows cold air


In Forum: Buick

Hello All !! I am new to this site in hopes that someone can help me out .... i have a 2003 Buick Regal Ls model Vin. K,, all my lights work except my tail lights.. all headlights , brake lights , turn signal , dash lights , and interior all work fine but no tail lights. I've replaced fuses ev


In Forum: Ford Trucks

you may have to take the bottom off and look for a problem. you may have to disconnect the connecting rods and push the pistons up and away from the crank to see if you have a piston stuck. if they all move away from the crank then see if the crank rotates. If the crank still won't turn loosen th


In Forum: Chevy Silverado

because the brake light and the engine are on separate systems I would think you may have a ground problem. you should have your car driven with the scanner on to see what happens to the data stream when it starts to act up. If you loose communication when it acts up you may have a bad computer or