How do you set the ignition timing on a GM car?
If you have a timing light, warm up the engine to normal operating temperature, disconnect and plug the vacuum line to the distributor, and set the timing according to the timing marks on the chain cover and balancer. Old GMs have a sticker near the rad which should tell you the timing spec at the correct idle speed.
How often should you insert and remove the ignition key?
You may insert and remove the ignition key thousands of times every year, wearing the key and tumblers ever-so-slightly every time. Heavy keychains can add more stress to the ignition cylinder, increasing wear. After a while, the key may fall out of the cylinder or be unable to turn out of the lock position.
What to do if your ignition cylinder is worn out?
How To Fix It: Fortunately, this is an easy fix. Just turn the wheel back and forth until the ignition cylinder is freed. It’s a fact of life that mechanical things tend to wear out, and the same goes for mechanical keys and key cylinders used in your car’s ignition system.
Can a unworn key turn an ignition cylinder?
Or, an unworn key may not turn a worn ignition cylinder, as they haven’t “worn together.” How To Fix It: The best way to do this is to get a new lockset, with new keys and a new cylinder. You might consider getting a matched lockset that includes the door and trunk cylinders.
You may insert and remove the ignition key thousands of times every year, wearing the key and tumblers ever-so-slightly every time. Heavy keychains can add more stress to the ignition cylinder, increasing wear. After a while, the key may fall out of the cylinder or be unable to turn out of the lock position.
Where can I find the ignition timing procedure?
Sometimes the procedure can be found labeled in the engine compartment of your vehicle. The procedure will outline how to get the vehicle’s engine computer into a base timing mode which will allow you to adjust the ignition timing correctly. Step 3: Attempt to start the engine.
Or, an unworn key may not turn a worn ignition cylinder, as they haven’t “worn together.” How To Fix It: The best way to do this is to get a new lockset, with new keys and a new cylinder. You might consider getting a matched lockset that includes the door and trunk cylinders.
How often do ignition coils need to be replaced?
Ignitions coils should be replaced every 100,000 miles or every 10 years. However, some factory coils are defective and won’t last up to that period so replace as soon as your car starts showing signs of misfire or the engine check light appears. When replacing ignition coils it is best to have them replaced all at once.