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2004R VS 700R4 Differences

While both the 200-4R and the 700R4 came out at about the same time, there are quite a few differences between them.  The nice thing about them now is that while they both had their shortcomings when they were first

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700r4 vs 4L60E

The 700R4 and 4L60E transmission are not siblings.  It is better to think of them as the continuation of the same design.  From the early eighties until quite recently it has been in service in GM passenger vehicles and light

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CV Joint Noise + Symptoms

What does a CV joint do anyway?  A CV joint (short for Constant-Velocity joint) transfers power to the wheels exactly like a drive shaft would on a rear wheel drive car.  The rub with a CV joint is that it

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How Long Does it Take To Replace a Transmission

Transmission replacement time can vary greatly between vehicle models and driveline types.  There’s no one size fits all answer to this question.  But, by focusing on the two types of driveline you’ll be working on, it’s possible to get a

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Transmission Fluid Change vs Flush

When a vehicle owner drives into any car maintenance facility, they may or may not know what services they really need to keep their car running smooth and efficiently.  It’s easy to be taken advantage of.  They may need the

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4l60e rebuild cost

Before digging right into 4L60E rebuild cost, it’s important to weigh whether or not a rebuild is even the right thing to do.  There is certainly a threshold of spend where it begins to make more sense to go with

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Useful Links

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Saginaw 4 Speed Identification

The Saginaw four speed transmission is a transmission that was used in a variety of GM cars in the 60’s. They were popular in the Muscle Car era. As a rule of thumb, they were not built to handle the

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4L80E Transmission Problems  

The 4L80E Transmission is a fully computer controlled transmission that comes bolted to the higher horsepower and torque trucks.  It is the overdrive successor to the 3L80(better known as the TH400 for most of it’s life).  It is significantly larger

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M30 Transmission

The M30 transmission is a variation of the venerable 4L60E transmission, and is manufactured by General Motors.  It has four forward gears, the third of which is a 30% overdrive.  M30 itself is a RPO code.  It stands for: M30: 

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