1999 suburban compression test|How To Test The Engine Compression (GM 4.3L, : agent Testing the engine compression on your 4.3L or 5.0L or 5.7L GM equipped vehicle is not hard. In this article, I'll guide you every step of the way and I'll also show you how to interpret the results of the compression test. All Rise: Created by Greg Spottiswood. With Simone Missick, Wilson Bethel, Jessica Camacho, J. Alex Brinson. A look at the personal and professional lives of the judges, lawyers, clerks, bailiffs and cops who work at an L.A. County courthouse.
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Testing the engine compression on your Chevrolet or GMC 4.8L, 5.0L, or 6.0L engine is not hard to do. A compression test will help you to determine the health of your engine by measuring the pressure of the air that . The 'Wet’ compression test is done exactly the same as the 'Wet' compression test, the only major and significant change is that you'll add a small amount of engine oil (about 1-2 teaspoons) to the cylinder, that had low .
Jan 3, 2014
Testing the engine compression on your 4.3L or 5.0L or 5.7L GM equipped vehicle is not hard. In this article, I'll guide you every step of the way and I'll also show you how to interpret the results of the compression test. Your vacuum test also tends to support low compression. The dropped throttle test should come back to 26-29 inches with the mild cam in a Vortec; instead you're getting a .
The premise of a compression test is to test each cylinder to see in measured PSI exactly how much compression that particular cylinder is producing. From a single piston lawn mower engine, to a diesel or V8 engine, the process is . A compression test is a good general test that will give you an idea of the engine's overall health but it does not give specific information on what the problem is should .
What is the proper operating compression PSI for a 1999 Chevy
One additional thing to do with that many miles is a compression test. If you have one cylinder that is much lower than the rest, it can be the cause of the hiccup. Hopefully .
Jul 19, 2016 Here is a video on performing a compression test on an engine to assess its mechanical condition. An engines ability to compress air and fuel is directly proportional to its .
Specs datasheet with technical data and performance data plus an analysis of the direct market competition of Chevrolet Suburban K1500 5.7L V-8 SFI (aut. 4) (LS, LT) in 1999, the model with 5-door sport-utility wagon body and V-8 5733 cm3 / 349.8 cui, 190 kW / 258 PS / 255 hp (SAE net) of power, 447 Nm / 330 lb-ft of torque, 4-speed automatic powertrain offered since mid .
Testing a leaking ‘Spider’ fuel injector assembly or a leaking fuel pressure regulator (GM 4.3L, 5.0L, or 5.7L ) can seem impossible, since both of these bad boys are located inside the intake manifold's plenum but they can .
Low Cylinder Compression. Why?
I have had my distributor in and out of my truck about 10 or 12 times. If #1 piston is on TDC on the compression stroke, and the rotor is pointing to #1 spark plug wire, once the distributor is stabbed and seated all the way down, you can clamp it in place. The ECM will make all the final adjustments.
You'll get one of two results: 1) The compression value will go up (from the one you recorded before). 2) The compression value will stay the same. Let's interpret your test results: CASE 1: The compression value shot up.This tells you that the piston compression rings are worn out and thus the problem is in the bottom end (block) of the engine in your GM 4.3L, 5.0L, or 5.7L . P0304 is a relatively common Chevy Suburban trouble code. It stands for: P0304: Misfire Detected → Cylinder 4. P0304 is certainly a cause for concern, and should be considered a threat to the drivability your Suburban. The nice thing about P0304 is that it’s a cylinder specific trouble code, which makes diagnosing the problems simpler than P0300, which means that .
The fuel pressure tester should give you a reading between 55 to 62 PSI.. Let's examine your test results: CASE 1: The fuel pressure is within the indicated specification.This is the correct test result and it lets you know that the fuel pump is OK on your V8 Chevrolet Silverado (Suburban, Tahoe) and GMC Sierra (Yukon, Yukon XL). 1997 k1500 5.7 engine has a knock did a compression test at 280k today. Cyl 1-170, cyl 3-170, cyl 5-90, cyl7-160 Cyl2-160,Cyl4-150 , Cyl6-140, cyl8-170 Any reason for low compression
About a month ago I was having a problem where on the first cold start drive in the morning the truck would not run well. Basically it would shift badly and seemingly have no power to move forward though the engine would somewhat rev, so I thought it was a failing transmission and had the transmission fluid+filter changed. I have a 1999 Chevy Suburban 5.7L 2wd. It has a rough idle and the check engine light is on. The code retrieved was - Chevrolet 1999 Suburban question . ---my concern is that they said low compression at low rpm you dont do a compression test on a running engine --also goes low when warm did they tell you what it was before going low --also .
This clip lists the steps for performing a cylinder compressions test. It covers disabling the ignition and fuel system, hooking up a battery charger, perf.The technical storage or access is strictly necessary for the legitimate purpose of enabling the use of a specific service explicitly requested by the subscriber or user, or for the sole purpose of carrying out the transmission of a communication over an electronic communications network.My suburban boggs down severly when driving and when reving in park or neutral. I have done multiple things to correct this problem to include, new plugs, plug wires, distributor cap and rotor, new spider injector, compression test, fuel pressure test, and finally dissabled the cats to see if they were plugged up.Research the 1999 Chevrolet Suburban at Cars.com and find specs, pricing, MPG, safety data, photos, videos, reviews and local inventory.
How to Do an Engine Compression Test
5.7L 350 Compression Test. Jump to Latest 54K views 8 replies 8 participants last post by Hoss4x4 Apr 8, 2004. D. DeanHensler Discussion starter 724 posts After several bouts of the code I took it 100 miles to the dealer who sold it. They ran compression checks and said yep, it's low compression on #3, they wanted 00 to ,000 to pull the heads and clean the intake valves, which was their diagnosis. I told them, not yet, for them to reset/flash/reboot the computer, which they did.
Innova 5610: Navigating to Active Tests and Special Functions Active Tests & Special Functions. The Active Test will let you perform bi-directional tests for various vehicle actuators and systems. The Special Functions are for .1999 Chevy Suburban V8 Two Wheel Drive 121000 miles . I suggest first doing a compression test, if that is good swich all the #2 components with a different cylinder (wires, and plug) if the missfire changes to that other one and goes away on #2 you know what to change. Check the dist cap for carbon build up. I did a compression test on the warmed up engine last night. Cyl#1=180 Cyl#3=90 Cyl#5=175. Squirted oil in the #3 cylinder and ran compression check 3 more timed. All 3 times, the Initial crank was a major jump and gradual increase for the next 4 cranks but only went to 95-100psi, so not the rings. 2000 7.4 liter 454, L29 based engine. I recently did a compression test, both dry and wet, and all cylinders were about 135-145 except cylinder #1 which reads 160 psi. I have my records from doing a compression test on the same motor about 10 years ago, and the same cylinder had the same high reading. Its actually a boat engine- the first .
1999 CHEVROLET SUBURBAN; 5.7L; V8; 4WD; AUTOMATIC; 120,000 MILES; . You'll need to test for fuel pressure. If it is building pressure or is lacking enough pressure ( or fuel flow due to pinched lines) knowing what the fuel pump is doing. . Adequate fuel and air, spark, timing and compression are all required for the engine to run. SPONSORED .1999 chevy suburban misfire i have 1999 chevy suburban it has a misfire on cylinder #1 what cause this problem i - Chevrolet 1999 C2500 question. . have u tested the fuel injector? if it is ok run a compression test. ×. Anonymous. Video Images; Find parts for . 1999 Suburban 2500 454 misfire The 1988 - 1998 GMT400 Chevy & GMC Pickups Message Board Register or Log In To remove . One of my thoughs also but would think there would be a variation in the compression test. 05-12-2017, 08:30 AM #4: 95 S_Trucker. Registered User . Join Date: Oct 2009. Location: . Posts: 2,186 Re: 1999 Suburban 2500 454 . 1999 Suburban K1500 5.7 Vortec 130K miles. Started misfiring, scan said misfire #5, Misfire is felt through the whole RPM range. . I checked the compression of #5 and it is about 130psi. I also verified there is spark going to the plug. . what i would do is take a test light find a hot wire and than test ur ground on the #5 ground it saves .
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If you have never driven a Suburban it can be quite a shock. With an overall length of over 18 feet, it can be rather intimidating in a small parking lot. Making a U-turn in the Suburban takes up most of a city block. While city driving can be nerve racking, the highway is where the 1999 Suburban really shines. I have a 1999 suburban 4x4 k2500 7.4 liter engine. My wife was driving it the other day and after she stopped at a red light she started to go, got up to about 30 mph and the engine died. . or no compression would indicate cam/valve timing especially since yours died . just got back from the initial test drive and she runs like she is brand .
Tip: You can also test the compressor by jumping it with jumper wires or a Power Probe. Put on your safety glasses. Consult a repair manual to determine which terminals are which on the compressor electrical connector. Using a DMM to ensure power is getting to the compressor . Test the power side of the circuit by doing the following: I did a compression test but it was cold. Right around 150 +-3 all cylinders. I may be able to do one tonight with it warm. [SIGPIC][/SIGPIC] . -2003 Suburban 4X4 2500 LBZ Diesel Powered-1978 GMC Crew Cab Dually 4X4-2008 Mercedes ML320 (wife's)-2004 Ford Exploder (daughter's)
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1999 suburban compression test|How To Test The Engine Compression (GM 4.3L,