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What is Sierra HD?

What is Sierra HD? SIERRA HD SIERRA, SLE & SLT Best-in-class heavy-duty cargo bed volume. First-ever heavy duty in its class offering Allison® 10-speed Automatic Transmission with available 6.6L Duramax® Turbo-Diesel V8 engine. Available ProGrade Trailering System with in-vehicle Trailering App. What kind of truck is the GMC Sierra 3500? 3500 HD AT4 Sierra 2500 HD AT4 truck comes in a 4WD Crew Cab with a 6' 9" standard box or available 8' long box. Is the GMC Sierra SLT a heavy duty vehicle? Available on 2021 base Sierra HD. Standard on SLE, SLT, AT4 and Denali 2021 trims. Read...
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How long to diagnose Nissan p1448 engine code?

How long to diagnose Nissan p1448 engine code? Start by checking for damage EVAP canister or hoses. If no hoses are damage the EVAP canister vent control valve may have to be replaced. The cost to diagnose the P1448 NISSAN code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. What are the causes of DPF fault codes? P2003 Diesel particulate filter (bank 1) particulate mass too high. P242F Diesel particulate filter (bank 1) regeneration not active. P244A Particulate filter differential pressure too low....
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What was the lowest horsepower of a Buick Gran Sport?

What was the lowest horsepower of a Buick Gran Sport? Dennis Manner, Buick Engine development engineer still recalls the production-line pulled engine dyno test results from 1970 where the lowest HP output of the 15 tested 455 Stage 1 engines was 376 hp. What is the VIN code for a 1998 Buick? "W" in the tenth character of the VIN indicates 1998 model year, and "X" indicates 1999 model year. Engine can also be identified by a 3-character engine code (RPO code). See ENGINE IDENTIFICATION CODES table. This code may be stamped on engine. What kind of engine does a...
Easy lifehacks

How to remove rear panel access to AC unit?

How to remove rear panel access to AC unit? If playback doesn't begin shortly, try restarting your device. Videos you watch may be added to the TV's watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer. An error occurred. Please try again later. (Playback ID: Hm4dQMoPPeB3pbce) Is there a way to bypass the rear AC? You can bypass the rear ac with our block kit. This allows you to use only the front system to cool the entire vehicle. Sure the rear of the vehicle wont get quite as cool as...
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What kind of signal does a GM injector pulse have?

What kind of signal does a GM injector pulse have? Purple/white wire with key on had barely any signal at all. Wires to the injectors have 12v with key on. I have fuel at the rear of the tbi but not sure of the pressure? How to troubleshoot a no start GM 4.3L pick up? Testing a Cranks but Does Not Start condition on your GM 4.3L, 5.0L, 5.7L pick up, van or SUV is not that hard to do, if you have a solid diagnostic strategy. In this article I'll show you the basics of testing such a problem....
Common questions

What happens if you overcharge the orifice tube?

What happens if you overcharge the orifice tube? Overcharging by as little as 2-oz can dramatically reduce the performance of your car’s AC system. MORE is NOT better! Most orifice tubes fail due to contamination in the AC system due to sealer, oil degradation or mechanical deterioration. What causes an orifice tube to fail in an AC system? Most orifice tubes fail due to contamination in the AC system due to sealer, oil degradation or mechanical deterioration. Replacing a plugged orifice tube without solving the root problem will result in another plugged orifice tube. Where is the suction throttling valve...
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What was the worst problem with a 2007 GMC Yukon?

What was the worst problem with a 2007 GMC Yukon? Worst 2007 GMC Yukon Problems #1: Excessive Oil Consumption 2007 Yukon Average Cost to Fix: $2,000 #2: Cracked Dashboard 2007 Yukon Average Cost to Fix: $600 #3: Engine Failure 2007 Yukon Average Cost to Fix: $5,600 What to do if your GMC Yukon has a crack in it? There isn’t an easy fix for an upper dash crack, and most vehicle owners generally choose to replace the entire upper instrument trim panel rather than deal with an unsightly and ultimately, unsafe, dash crack. As noted by RepairPal, close to 500...
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How does DCC work on N gauge?

How does DCC work on N gauge? In Digital Command Control (DCC) the voltage that is applied to the track is constant although no train will run until it is told to do so. Simply stated, DCC allows you to run your trains instead of your track. Depending on the system you choose, DCC can do more than just run your trains. What should DCC track voltage be? The norm is between 13.5 and 14.75 for most DCC units but track can be as low as 12 volts for OO/HO / 10~11v for N and give very successful running and...
Easy lifehacks

When to replace fuel pump in GMC Sierra 3500?

When to replace fuel pump in GMC Sierra 3500? If you notice a whining from the fuel tank or difficulty starting your GM, your fuel pump may be failing you. Whether you drive a Pontiac GTO, a GMC Sierra 3500 HD, late model, or a new model, replace your fuel pump with a genuine GM part. OEM GM fuel pumps are designed to last as long as the original part. Where are the fuel pumps located on a GM car? The fuel pumps draw the fuel from the tank to the engine, and are housed on the bottom of the...
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How do you remove the fuel tank from a Jaguar?

How do you remove the fuel tank from a Jaguar? Remove the three bolts that secure the fuel filler assembly. Slide the rubber boot down the neck of the fuel tank. Remove the spare tire from your vehicle and remove the spare tire mount by removing the three bolts that secure it to the body of the vehicle. Where does the gas come from in a Jaguar XJ6? The fuel tank, as its name implies, is where the gas in a Jaguar XJ6 is stored. There are many components of a fuel tank, including the sensor that monitors how close...