Common questions

What does death wobble mean on a GM Truck?

What does death wobble mean on a GM Truck? Should be easily seen, or measured by a wheel alignment machine. The other day my truck started the death wobble which someone told me its called, it randomly shakes like its going to fall apart I have to slam on brakes for it to stop and it looks like tire wobbles on driver side when it happens when I looked out window. Are there any lawsuits about the death wobble? A class action lawsuit claims certain Chevy and GMC vehicles contain a defect known as the "Death Wobble" that causes excessive...
Easy lifehacks

How much valve lift does a cam Hughes Engine have?

How much valve lift does a cam Hughes Engine have? Using a 1.5:1 rocker ratio this equals .075" valve lift. Any duration less than this has no effect on power. Understanding the duration at 0.050" may seem confusing but the important thing that must be remembered is: as the duration at 0.050" gets larger the camshaft gets larger and vise versa. What kind of Cam do I need for a magnum truck? When you change the cam, you will probably need a timing chain (P/N HUG 6440). This is a good start, and it is a double roller. Look at...
Easy tips

What causes delayed gear shifting in your car?

What causes delayed gear shifting in your car? What Causes Delayed Gear Shifting in Your Car? 1 Bad torque converter 2 Overheating transmission 3 Clogged gear filter 4 Dirty gear oil 5 Valve body problems 6 Defective solenoid 7 Burnt clutch disc 8 Worn gears 9 TCM transmission control module has an electronic fault What causes automatic transmission to not shift properly? A faulty PCM (powertrain control module) will affect the transmission performance because it controls the gearbox mechanism in most car models. The PCM will have no input if the speed sensor fails. In that case, the transmission will...
Common questions

Are you looking for Allison at transmission troubleshooting help?

Are you looking for Allison at transmission troubleshooting help? Are you looking for ALLISON AT transmission troubleshooting help, ALLISON AT rebuilding tips, ALLISON AT technical service bulletins, ALLISON AT diagnostics or technical information? Do you just have ALLISON AT questions and need some answers? Do you have diagnostic trouble codes (DTC's) and need ALLISON AT troubleshooting information? How to change the transmission filter on a C4500 Allison? With the engine off add 2L of new fluid back into the pan via the funnel and empty the old ATF that has flowed into the dump container. Once again start the engine,...
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What are the possible causes of p0121 code?

What are the possible causes of p0121 code? P0121 Possible Causes. Faulty throttle position sensor. Throttle position sensor harness is open or shorted. Throttle position sensor circuit poor electrical connection. Faulty Engine Control Module (ECM) How much does it cost to diagnose the p0121 Volkswagen code? The cost of diagnosing the P0121 VOLKSWAGEN code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour. When is the P0121 VOLKSWAGEN code detected? What is the error code...
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What are the different types of spark plugs?

What are the different types of spark plugs? Application Back Automotive Powersports Recreation Marine Lawn & Garden Commercial & Industrial Category Back Spark Plugs Air Conditioning Electrical Engine Filters Fuel System Heavy Duty Components Industrial Plugs Plug Caps Racing Cables Sensors Wiper Blades Brands Back Autolite Bosch Champion Denso E3 NGK NTK Perde Pulstar Powerbuilt How to become a member of sparkplugs.com? Learn more 100% Guaranteed Satisfaction Hassle-Free Returns Awesome Customer Service 1-888-800-9629 Join our newsletter Be the first to know about sales and promotions What to do when transmission shifts from 1st to 2nd gear? If yes, replace them....
Common questions

How much do GM Techs Make?

How much do GM Techs Make? GM Technician SalaryAnnual SalaryMonthly PayTop Earners$79,500$6,62575th Percentile$66,000$5,500Average$50,472$4,20625th Percentile$31,500$2,625 What is a GM technician? The 12-week GM Technician Career Training program provides a mix of hands-on and online learning to diagnose, repair and maintain gasoline and diesel vehicles for the Chevrolet, Buick, GMC and Cadillac brands. You will become familiar with the vehicles, equipment and procedures used at GM dealerships nationwide. How do I become a GM Tech? Complete a GM certification course through a technical institute. Complete GM's ASEP (Automotive Service Educational Program) Course. Take one or more GM Fleet Technical Training Courses, or...
Other

Where can I get parts for my GMC Sierra 1500?

Where can I get parts for my GMC Sierra 1500? Whenever you need GMC Sierra 1500 parts, it's a good strategy to find the most world-class replacement and OEM parts available - and if you get parts from Parts Geek you see the most affordable prices around all done with the very best in order fulfillment. Is the GMC Sierra 1500 an OEM car? Durable OEM and replacement are what mechanics need to keep your GMC running well however harsh the environment. GMC sells popular cars, including the Sierra 1500, and they are commonly seen on American roads. Which is...
Common questions

Why are there no lights on my GMC Jimmy?

Why are there no lights on my GMC Jimmy? The drivers door open sensor was broken out of the dash below the fuse panel and I pulled the broken assembly out and got interior lights... and the lights on my 4x4 selector came on for a minute and went back off. The other problem I was having was the plastic tab on the back wasn't holding the wire securely to the 4x4 switch. What does the blinking 4 wheel drive indicator mean? So what is that 4 wheel drive indicator blinking on your dashboard means? The purpose of the 4...
Easy tips

What happens to the headlights when the ignition is turned off?

What happens to the headlights when the ignition is turned off? In this case it was to a moonroof which this car definitely does not have. Now when the car ignition is turned off the relay opens and interrupts the peach wire and the headlights turn off regardless of the switch position on the stalk. How do I Turn Off the automatic headlights in my car? Some vehicles may have a delay feature built in that leaves the headlights on for a few seconds once the key is turned off. The automatic headlights can be shut off in some vehicles,...