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Is the GU6 3 : 42 rear axle a Posi?

Is the GU6 3 : 42 rear axle a Posi? Hey guys my 02 Tahoe has a GU6 3:42 rear axle with the tow package. Just wondering if that would be a factory posi unit. Please let me know if you can. Is there a G80 code in the glove box? If yes, you have a limited slip differential. If no G80, then no, you don't have an LSD. Yeah, GU6 only denotes the ratio. G80 will tell you if its a locker. Where is the rear axle on a GMC GU6? Click to expand... Look in the glove box,...
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How do you read mileage?

How do you read mileage? To read an odometer, look for the small rectangle usually containing five or six numbers. It is typically located near the speedometer. If your vehicle is newer, it may be digital. If your vehicle is older or less luxurious, it will be a physical, mechanical set of numbers. What is the odometer reading on a car? A vehicle's odometer reading is one of the key factors in determining what that vehicle is worth, as it indicates the number of miles a vehicle has traveled. A vehicle with high mileage is worth less than a vehicle...
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What to do if your fuel tank is not venting?

What to do if your fuel tank is not venting? If you remove the vent line from the canister, you should be able to blow through the line to the tank. Take the gas cap off first. If that line is blocked, you've found where the problem is. Why is my gas tank not filling up? Every gas tank has a vent tube, so when you fill the tank, air can escape, while the fuel is being pumped into the tank. Some vent tubes are metal, some rubber. Yours is either collapsed or plugged up. Look at the fill tube...
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Why does my car idle in drive?

Why does my car idle in drive? Causes of a rough idle. Many different problems could result in a rough idle for your car or truck, including: dirty fuel injectors, clogged air filters, bad spark plugs, and a variety of exhaust system issues. How often should a car be left idle? The engine gets jammed when left idle for weeks or months. Idling for a minute every week will keep the engine components and mechanism in shape. Diesel-run vehicles also need a few minutes of idling for clearing the exhaust of its fumes. So how long can a car run...
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How long does a timing chain last in an engine?

How long does a timing chain last in an engine? This is especially important considering that many modern engines are known to consume oil. In a well-maintained engine, a timing chain can last up to 300,000 miles or even longer. Where do I find the timing chain information? You can find this type of information in the service manual for your vehicle. In old-style pushrod engines, replacing the timing chain is a fairly easy task. No such luck if you have a modern front-wheel drive car with a transversely-mounted engine, as the space in the engine compartment could be very...
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What was the base price of a 1994 Corvette?

What was the base price of a 1994 Corvette? Base Corvette Convertible (1YY67) The base price of the 1994 Chevrolet Corvette Convertible without optional equipment. A 350 cubic inch, 300 horsepower engine, 4-speed automatic transmission, removable body-color roof panel, a Delco stereo system with cassette, and leather seats were included in the base price. What kind of engine does a corvette have? Balanced performance is what you really want, and it’s this very quality that has made the Chevrolet “small-block” V8 one of the most successful engines in automotive history. Fast-forward to 1994, and the Corvette LT1 V8. What kind...
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How fast is a Vortec engine?

How fast is a Vortec engine? GM 5.3L Liter V8 Vortec LMF EngineType:5.3L Gen IV V8 Small BlockMaximum Engine Speed:6000 RPMEmissions controlsCatalytic converterThree-way catalyst How big is a 4.3 liter Vortec engine? This is not an overwhelming amount of power, but is in line for a 4.3 liter, 262 cubic inch engine. The newly introduced 4.3L Vortec, also 262 cubic inches, has a different layout with a bore of 3.92 inches and a stroke of 3.6 inches. Which is better a 4.3 Vortec or XP1? Far superior to a rebuilt 4.3 Vortec engine, our XP1 precision 262 long blocks are...
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Is a 350 engine better than a 305 engine?

Is a 350 engine better than a 305 engine? A 350 has more torque than a 305. Hp ratings for 305's range from just over 100 horse to around 200 stock and 350's range from about 170-225 stock. THose are really rough estimates for bone stock mills. You'd have to be more specific if you want more accurate numbers. How can I tell if my Chevy 350 is a 350? Look for a second casting number on the rear of the block. This number isn't on every block, but if it is, it will represent the displacement of the engine....
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How much does it cost to replace throttle position sensor?

How much does it cost to replace throttle position sensor? Throttle Position Sensor Replacement Cost - RepairPal Estimate. The average cost for throttle position sensor replacement is between $155 and $199. Labor costs are estimated between $54 and $69 while parts are priced between $100 and $130. Is there a throttle position sensor on a Chevy pick up? The throttle position sensor in this video is on a Chevrolet pick up truck. Most General Motors cars will have throttle position sensor's like this. How can I Reset my throttle position sensor? Reprogramming or resetting your sensor can sometimes solve these...
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When did the dual fuel tank go away?

When did the dual fuel tank go away? Dual tanks went away in early-mid 90’s for the most part. I’ve never personally seen a truck with dual tanks that actually worked properly. These days manufacturers just use a single large fuel tank, it’s a much better arrangement IMHO., Why do some trucks have two fuel tanks? The second reason is so you can dispense fuel faster. Most truck stops have pumps on both sides of the fuel lane so you can have two going at the same time. The third reason likely has something to do with available space. Where...