Common questions

Is it bad to switch to 4 wheel drive?

Is it bad to switch to 4 wheel drive? Switching from 4Hi to 4Lo while driving They are not designed to be engaged if you are driving at speeds over 10mph. If you somehow manage to accomplish this you will experience a violent reaction from your 4WD which could cause injury to vehicle occupants and damage to your drivetrain components. When do you switch from 2WD to 4WD? When 4H is selected, the main shift rail moves to the left side from 2H, and the 2WD/4WD shift rail moved to the right side by intermediate gear. At this time, the...
Easy lifehacks

Why does my Colorado make a clunking noise?

Why does my Colorado make a clunking noise? If a ball joint is beginning to fail, you may notice a clunking noise coming from the front wheels. This clunking noise will become louder and more frequent over time. You may also notice that your steering has been affected by the bad ball joint, potentially causing vibration in the steering wheel. Why does my car make a clunking noise? Only way to tell is to jack it up, put it on axle stands, and look for whatever is loose. If you feel it mostly where your left foot is it may...
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How to test 5 volt engine pressure sensor?

How to test 5 volt engine pressure sensor? Measure the voltage between terminal A (Pressure Sensor +5V) and terminal B (Pressure Sensor Common) on all of the pressure sensors. B. While the voltage is monitored, perform a 45 N (10 lb) pull test on the common wires for the 5 volt supply. C. ◦ P2:3 (Pressure Sensor Common) ◦ P2:42 (Pressure Sensor Common (Actuator)) Expected Result: What causes a bad spot on a pressure sensor? The TPS resistor may develop a “Bad Spot” in its range which can be found during the test at step 13. This may not set...
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What do you need to know about the LB7 Duramax?

What do you need to know about the LB7 Duramax? Our 6.6L LB7 Duramax Maintenance guide goes over everything you need to know to properly maintain these trucks. We give you service schedules for normal and severe use, fluid capacities, and a complete list of recommended filters, engine oils, and fluids to use. If you have a different type of Duramax, check out our other maintenance guides. Are there any problems with the LB7 truck? Over the years these trucks have been really good performers, but they do have some common problems that we see over and over again. Injectors...
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Why does my Silverado Sierra not turn on in recirculate mode?

Why does my Silverado Sierra not turn on in recirculate mode? While in recirculation mode the windows may fog when the weather is cold and damp. To clear the fog, select either the blend or defrost mode and increase fan speed. It won't turn on unless the air is put down to 72° and below. Where is the recirculate air button on a Chevy 1500? This is on my 04 Chevy 1500. You go to hit the recirculate air button on the ac/heat control and It blinks a few seconds then goes off. Never stays on. Any ideas? It is...
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What was the MPG on a 2001 Ford F-250 Super Duty?

What was the MPG on a 2001 Ford F-250 Super Duty? 2001 Ford F-250 Super Duty 2001 Ford F-250 Super Duty MPG Based on data from 181 vehicles, 9,273 fuel-ups and 2,566,767 miles of driving, the 2001 Ford F-250 Super Duty gets a combined Avg MPG of 13.34 with a 0.07 MPG margin of error. Below you can see a distribution of the fuel-ups with 218 outliers (2.30%) removed. What's the price of a 2001 Ford F350? Compare to Similar Vehicles Used 2001 Ford F350 Super Duty Regular C Used 2010 Chevrolet Colorado Regular Cab See Details Price $8,852 $8,729...
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Can I turn on tow mode while driving?

Can I turn on tow mode while driving? I switch it while running down the highway all the time. I assumed that it is just a little different feature than the overdrive mode (designed for towing) and since you have to change it to tow/haul mode to get into overdrive (and overdrive can be changed while driving) then it is perfectly fine to do it. How do I turn off tow mode? Tow/Haul mode also gives you better engine response and adds engine braking to help in slowing the vehicle down. To turn it off, just press the Tow/Haul button...
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Will a bad camshaft cause rough idle?

Will a bad camshaft cause rough idle? A very common symptom of a failed camshaft position sensor, is a rough or vibrating engine. This will be more noticeable when stopped and the engine is idling. It's also possible that a rough engine idle can also be caused by a stuck or failing idle air control valve. How is the crank position on a trailblazer determined? The Crankshaft Sensor is going to use a tone or reluctor ring to determine the position of the Crank. This ring uses notches that are scanned by the Crank Sensor in order to get an...
Common questions

How do you turn off cruise control in a car?

How do you turn off cruise control in a car? Once you are at the desired speed, hold your foot on the gas pedal. Set the cruise control by pushing the cruise on/off button, then take your foot off of the gas. If you maintain the same speed, your cruise control has been activated. To turn the cruise control off, press the brake pedal down. How does smart cruise control with stop and go work? Like traditional cruise control systems, Smart Cruise Control with Stop & Go is able to maintain a specific speed set by the driver. However, what...
Easy tips

How big is the back space on a GMC Sierra?

How big is the back space on a GMC Sierra? 2014-2018 Chevrolet Silverado & GMC Sierra 1500 - 2wd & 4wd Factory 17x8.0 Wheel Offset = +24 mm - Back Space = 5.44" Inches Factory 18x8.5 Wheel Offset = +24 mm - Back Space = 5.70" Inches What are the features of a GMC Sierra? Key Features: 1 Best-in-class towing at 36,000 lbs † (1) 2 Best-in-class heavy-duty cargo bed volume 3 First-ever heavy duty in its class offering Allison ® 10-speed Automatic Transmission with available 6.6L Duramax ® Turbo-Diesel V8 engine 4 Available ProGrade Trailering System with in-vehicle Trailering...