Then remove the timing chain cover. Good luck, and enjoy your time under the hood. We're not super strict here, but for most of our posts we follow a question-response format. Keep discussion friendly, civil, courteous, and professional. Select one of the options below to filter by 'Solved' or 'Unsolved' posts. If your truck is carb'd, the setting is 4 degrees. Maybe a wiring circuit issue? But don't start it, just tap it.
But if you drive a late model car or pick-up you'll likely want to know how to set the yourself. I have no idea what the 1 spark plug tower is. That's the idle adjustment screw. That's when you know it's fully seated. Remember the golden rule: If you have nothing nice to say, don't say anything at all.
Nov 07, 2009 remove everything in your way to get to the cam timing housing cover in front of the block. Then install the chain and cam gear. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ We offer help in answering questions, clarifying things or giving advice but we are not a substitute for an on-site inspection by a professional. You're already under there you might as well do it. Smooth it out with your finger so it's just a film. You should also be able to get these from the manual. Again, you can consult the owner's manual, manufacturer's website, or call the dealer's service center to ask if you are working correctly.
Start the engine, and aim the timing lamp at the timing mark. If the sensor tell the computer that the engine is cold it will initiate the warm up mode which includes advancing the timing along with a rich fuel mixture. We're pretty flexible and we even enjoy a bit of humor now and again. Furthermore, if the factory-recommended timing setting sticker has rubbed away where the number would be shown—which is to be expected in a late-model car—who should you contact for the factory timing specifications? It might be just right, but it's a quick 15 minute process to get the timing set with a light. If you tear that you'll have to drop the oil pan too.
The 1990 Blazer's 350 engine produces 210 horsepower and 300 pound-feet of torque. Clean all the oil off of the timing chain cover, don't touch it after cleaning it with carb cleaner or brake cleaner. Check with a different dealer as well. If you are making a Second Opinion post, then please do not name the shops specifically. Sharing personal information, or specifics on is not allowed.
What are you setting the timing for, was the distributor removed or are you just setting the timing but the truck ran good before? Once that is done, put everything back like you saw it when you took it apart, and you should be good to go. Oil from your fingers can compromise the seal, and then you have a leak. Anyways, once those are off, you remove the cover for the timing chain, and you will be able to unbolt and remove the timing chain and sprockets. Now you have to re-install the front balancer. This will allow people to filter out posts that have already been resolved so they can move on to other posts that still need assistance. With that gear off you can start re-assembly.
Set 1 cylinder to dead top center. Everything else in the original answer is correct. This is a subreddit for asking Mechanical questions pertaining to vehicles, engines, etc. If it's metal install the new seal now. We're here to help so being rude won't get you very far. Let's clear this up before we get started.
Tighten the hold-down bolt, and recheck the timing. Note where everything is, so you can return it to the exact same place. . You point the gun at the crank and adjust the knob until you line up your marks and that will tell you how much timing you have. When rpms get above a certain point, the computer puts a ref voltage on that tan wire mentioned, usually around 5 volts. Body work questions regarding paint, dents, dings or accident related damages or other bodywork related issues should be posted in If you want an estimate you should take the car to a qualified body shop as they would know best what it will cost in your area and how to fix the damages.