Welcome To J’s Auto Source Your Source For Everything Automotive

Hello, I am still in progress of getting a lot more information and diy videos up on this site. All the auctions are here on the front page, or you can select  the tab to go directly to my ebay store for even more auctions and great deals on all you automotive need. You will [...]

How to Install Lower Control Arm on Honda Civic!

The suspension system on your Honda Civic uses the control arm to hold the steering knuckle and axle housing in position as the wheel moves up and down on the road. If the control arm bends due to an accident or components on the assembly wear out, your ability to steer the vehicle will be [...]

Rebuild guide for the 5 speed AWD getrag transmission found in 91-93 Mitsubishi 3000GT

Once the transmission has been remove begin with Information below! Remove the bellhousing. To do this we need to take out the shifting controls. Remove the rail selector control first (the one that moves then you move the shift knob side to side). Don’t lose the little plastic block that is on the end that [...]

optiSpark and why it sucks on Firebird,camrao,lt1,ls1 and all GM Cars

Why a lab scope oscilloscope should be in your tool box PC Based Tool

Hey, Well as many of you know I make a living working on cars and I’ve got to say one of the most important tools in diagnosing just about any vehicles that is modern is an oscilloscope they are indespenable. It wasn’t all that long ago that people modifying and diagnosing cars were complaining about [...]

What is an Optispark and why do they fail?

The GM Optispark is an optically-triggered ignition distributor used on the LT1, LT4 and L99 engines. The “opti” has two parts, a low-voltage optical section and a high-voltage cap and rotor section. What is it? The GM Optispark is an optically-triggered ignition distributor used on the LT1, LT4 and L99 engines. The “opti” has two [...]

5.7 LT1 Camaro Firebird p0336 Code Still on After Replacing the crank sensor

So I have noticed that there are a lot of these vehicles out there and there are a ton of them that have the p0366 code and people often times read that this code is indicating the crank angle sensor so with out even testing it they just go ahead and replace the sensor which [...]

97 Firebird Camaro with LT1 5.7 Not Running no/weak spark Wont Start Opti Spark Distributor

If you are looking for the step by step tutorial on how to change the distributor on the lt1 in the camaro and firebird You can view the whole thing Here. If you would like to know how the Opti spark system works and the few good things about it I have a whole explanation [...]

Using your laptop as a automotive scan tool

In this article I am going to be covering the in and outs of using your lap top as a scan tool The first and most appealing thing about doing this is the cost. You can purchase the hardware needed to use your lap top as a scan tool for as little as $15.00 on [...]

How to change the fluid yourself on a 01-03 Honda Civic 2/4 dr Hybrid or Standard

How To Change the Automatic transmission Fluid On Your Civic (REALLY EASY) Save money Here are the steps to easily change the transmission fluid on your civic It really is an easy job that will save you a lot of money and you will actually do just the same thing that any dealership would because [...]

All About CVT Continuously Variable Transmission Electronic shifting on Hybrid Civic

General Operation The continuously variable transmission (CVT) is an electronically controlled automatic transmission with drive and driven pulleys, and steel belt. The CVT provides non-stage speeds forward and one reverse. Transmission Around the outside of the Flywheel  is a Ring Gear which meshes with the starter pinion when the engine is being started. The transmission [...]