How does the ignition work on a S-10 Blazer?

Troubleshooting the ignition system in your S-10 Blazer begins with a basic understanding of how the system works. Electrical power is supplied to the primary coil of your ignition coil by the ignition module, generating a magnetic field around the secondary coil in the ignition coil.

Can a bad ignition switch keep a S10 from starting?

A bad ignition switch can cause your S10 not to start at all. And, it can keep your S10 from starting in a couple of different ways. The first is when the starter cranks, but the bad ignition switch doesn’t turn on the fuel pump or ignition.

What to do if spark doesn’t work on S-10 Blazer?

If the spark is weak or doesn’t happen, replace the coil. Remove the plug wire from a spark plug, leaving it attached to the distributor cap (or coil pack on S-10s with distributor-less ignition systems) and turn the ignition key to the “Start” position. A bright spark should cross an inch or more to the engine block.

How to troubleshoot ignition system on Chevy Blazer?

Remove the coil wire from the coil, and hold the 12-volt test light close to, but not touching, the secondary coil tower that the coil wire was plugged into. Turn the ignition to the “Start” position and watch the coil. A bright spark should jump from the coil tower to the test light.

Where was the ignition located on my 93 S-10 Blazer?

My old 93 S-10 blazer had an internal Ignition Module, inside the bottom of the distributor. I know this much, if those little PIA’s start winking out, you will see all kinds of issues similar to what you are describing.

Is the Distributer on my Chevy S10 bad?

Never thought distributer would go bad. Hate to spend another 100.00 hoping it will work but running out of options. Starts without any issue but when accelerating the engine seems to be muffled and will only give full power to accelerator when I reach speeds of 50 MPH.

Where are the fuses on a 1995 Chevy S-10?

Chevrolet S-10 (1995) – fuse box diagram Year of production: 1995 Instrument panel The fuse block is in the instrument panel on the driver’s side. Fuses/Circuit Breaker Name Circuit protected A PWR ACCY Power Door Locks, Power Seat, Power Seat Lumbar, RKE B PWR WDO Power Window 1 STOP HAZ Stop Lamps, Hazard Lamps, Chime, CHMSL Relay, CHMSL …

What are the Illuminations on a Chevy S-10?

Cluster Illumination, Ash Tray Lamp, Radio Illumination, Heater Lamp, Four-wheel Drive Illumination, Chime Module, Fog Lamp Illumination, Rear Wiper Switch, Rear Defog Switch Illumination, Lift Glass Release Switch Illumination, Overhead Console Illumination

What kind of car is a 1995 Chevy S10?

Consumer Ratings Rank Vehicles HP #1 1995 GMC 3500 Regular Cab 200 #2 1995 Ford F150 Regular Cab 150 #3 1995 Chevrolet S10 Regular Cab 118

When did the Chevy’s 10 come out?

Chevrolets compact pickup truck, the S-10, was marketed in North America between 1982 and 2004. Chevrolet made two generations of North American Chevy S-10 trucks with a number of trim models, including the S-10 Blazer, extended, and single cab Chevrolet S-10 versions.

What causes a Chevy S10 to not start?

Often it’ll be bad spark plugs, or a bad coil pack. If the fuel pump has completely failed, the engine won’t start at all. At the most basic of levels your Chevy S10 needs three things to start: Air, fuel, and spark . If any of these things aren’t present, the engine won’t turn over at all.

What kind of engine does the Chevy S-10 Blazer have?

The 2.8L V6 was dropped as an option on the S-10 Blazer and Jimmy in 1990, though it was offered as an option on the S-10 and S-15/Sonoma pickups through 1993). A 5-speed manual transmission remained standard through 1994, but only with the TBI engine.

How is my 1994 S-10 4.3 running?

Starts fine, even today when it was -15, fuel pressure 52 running, holds after shut down, newer plugs/wires/cap rotor, tested MAP sensor and tests good, tested resistance changes in TPS (with sensor out) and changes were smooth along range, unplugged every sensor I could find individually looking for changes, no luck.

What causes a misfire on a 94 S-10?

Typically if the lower intake gasket leaks vacuum, it only affects one cylinder and causes a noticeable misfire all the time. On your engine, the ECM batch fires the injectors, it can not richen the mixture for individual cylinders.

How often does a 94 S-10 4.3 drop rpm?

After you take it out and drive it, it’ll idle fine for a couple minutes, then will drop a couple hundred rpms every 30 seconds or so for just a count, then back to normal. Any ideas? I’m pulling my hair out.

Why does my Chevy Blazer have no power?

If not that code then your problem is most likely the cheap plastic distributor that GM installed for that year. Take off that expensive cap and see if the shaft jiggles. It is better to remove the distributor to inspect it. AutoZone sells a lifetime warranted Distributor for about $90.

What is the engine code on a Chevy Blazer?

Initially the code was p0171. Now that we cleared it it hasn’t come back on. Pulled O2 sensor to relieve back pressure and there was no change. Cleaned connections on battery. On scanner TPS checks good ( 0-100%).

Where does the Chevrolet S-10 Blazer come from?

The Brazilian variant, based on the second-generation S-series, continues in production in Brazil with their own sheetmetal stampings as well as in Canada with the Brazilian, Indonesian and Russian sheetmetal stampings).

When did the S10 Blazer get anti lock brakes?

The serpentine accessory drive for the 4.3L motor was modified where the air pump was eliminated and further lightened. From at least 1991 onward, all S10 Blazers and Jimmies came with 4 wheel anti-lock brakes as standard equipment.

When did the Chevy Blazer come out in the US?

GMC S-15 Jimmy 2-door Chevrolet introduced the S-10 Blazer in 1982 along with its rebadged variant, the GMC S-15 Jimmy, and S-10 pickup truck, the latter replacing the Isuzu -based Chevrolet LUV. The Blazer and Jimmy appeared as 1983 models.

What to do if your blazer has no power?

If no power is present, replace the brown fusible link on the back of the Blazer’s starter. If power is shown on one wire and ground is shown on the other wire, replace the coil. Remove the electrical connector from the coil and back-probe the ground wire.

What is the fuse diagram for a Chevy S-10 Blazer?

Diagram (1985-1994) № A Circuit Protected 9 15 1988-1994: Rear/Four Wheel Anti-Lock Bra 10 25 Heating & A/C 11 30 Circuit Breaker: Power Windows 12 10 1993-1994: Daytime Running Lights

How to troubleshoot a Chevy S-10 Blazer ignition system?

Attach the black (negative) and red (positive) clips on the tester to the battery. Turn the key to the “Run” position and touch the probe end of the tester to the two wires on the coil by inserting the probe into the back of the electrical connector.

What kind of truck is the Chevy S10?

Chevrolet S10. About This Model. The Chevrolet S10 and the badge-engineered GMC Sonoma (née S-15) were compact pickup trucks built between 1982 and 2004. During roughly the same period (1983-2005), Chevy and GMC also SUV versions of the same basic vehicles, called the S-10 Blazer and S-15 Jimmy.

Where did the Chevy’s 10 Blazer come from?

CHEVROLET CHEVY S-10 BLAZER ORIGINAL OWNER/MILES FIRST $7500 TAKES THIS BEAUTY. ARIZONA PURCHASED AT WHAT WAS LOU GRUBB CHEVROLET 27TH AVE AND CAMELBACK IN PHOENIX, AZ.

What to look for in a Chevrolet S10?

When it comes to your Chevrolet S10, you want parts and products from only trusted brands. Here at Advance Auto Parts, we work with only top reliable Remanufactured Engine product and part brands so you can shop with complete confidence.

Is there a 1988 GMC Jimmy S10 Blazer for sale?

1988 Prostreet GMC Jimmy/ s10 Blazer I have relisted this truck because it was allegedly purchased by a 5 year old and he couldn’t come up with the funds to finish the deal! Please if you don’t have the funds to purchase, do not click on anything!

What kind of swap kit does a Chevy S10 use?

Engine Swap Kit, Headers, Steel, Black Ceramic Coated, Motor Mounts, Oil Pan, Pickup, Gaskets, Hardware, Chevy, Small Block, Kit Engine Swap Kit, Silver Ceramic Coated Headers, Motor Mounts, Oil Pan, Pickup, Gaskets, Hardware, Chevy, LS, 4L60E, 4L70E, Kit

Is the 95 Blazer compatible with the S-10?

So the 95 Blazer is fitted with a crank sensor hole in the timing cover, where as the earlier models were not, and the timing cover on the 95 does NOT match up to the block on earlier models. So you all had it right, I would not be able to do this swap without changing the wiring harness. So I have now dropped that ideal.

Can a 93 Blazer be converted to a 4.3L?

Luckily I found someone who has already made this attempt, they tryed to convert a 93 Blazer 4.3L Vin W to a 95 Blazer that had a blown 4.3L Vin W. Here is there findings: “Well the upper intake (plenum) is the same, as well as the fuel feed lines that run from the rear of the lower intake to the injector.

Can a 1995 TBI be fitted with a 4.3 L engine?

In other words, a 4.3 L Engine from a 1995 will bolt in perfectly into blazers of earlier years that also were equipt with a 4.3 L engine. From what I understand the only difference may be the intake manifold, as the TBI and CPI use different types of manifolds.

Is the 95 Blazer fitted with a crank sensor hole?

GNXdreamin March 20, 2011 (automotive forums dot com) So the 95 Blazer is fitted with a crank sensor hole in the timing cover, where as the earlier models were not, and the timing cover on the 95 does NOT match up to the block on earlier models. So you all had it right, I would not be able to do this swap without changing the wiring harness.

Why does my 1998 S10 Blazer not run?

My buddies 1998 S10 Blazer will not run. When you hit the key the engine turns over and starts normal but dies right away. It gets gas from the initial priming but that’s it. It will do this all day long. The fuel pump was replaced 3 months ago, you can hear it running as soon as you turn the key on.

When did the Chevy S-10 Blazer come out?

The S-series Blazer and Jimmy did not feature removable hardtops like their full-size counterparts and were only offered in a two-door bodystyle. In the United States, retail sales of two-door Blazer models ended in 2004; all other models were sold until April 20, 2005. Chevrolet introduced the S-10 Blazer in 1982.

Where is the spark plug on a S-10 Blazer?

Remove the plug wire from a spark plug, leaving it attached to the distributor cap (or coil pack on S-10s with distributor-less ignition systems) and turn the ignition key to the “Start” position. A bright spark should cross an inch or more to the engine block.

What kind of wiring does a Chevy Blazer have?

WIRING INFORMATION: 1989 Chevy S-10 Blazer WIRE WIRE COLOR WIRE LOCATION 12V CONSTANT RED Ignition Harness STARTER YELLOW OR PURPLE Ignition Harness IGNITION PINK Ignition Harness ACCESSORY ORANGE Ignition Harness POWER DOOR LOCK (5-wire reverse polarity) LT.

What to do if your Chevy S10 won’t start?

EASY…Popping, Vapor locking…Jump time??… 1995-2008 – YouTube If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer.

Where can I find the Chevy S10 ignition system diagram?

You can find the ignition system circuit diagram here: 1991-1993 2.8L Chevy S10 Ignition System Circuit Diagram. If you need to test the 8 pin ignition module, the following tutorial will help: How To Test The GM Distributor Mounted Ignition Module.

What should I do if there is no power in my ignition?

Turn the ignition key to the “Start” position and watch the light on the tester. Both wires should show power. If no power is present, replace the brown fusible link on the back of the Blazer’s starter.

What causes the ignition coil to not activate?

For this test go to: TEST 2: Verifying The Ignition Coil Activation Signal. CASE 2: Your multimeter confirms that 10 to 12 Volts are MISSING in the pink wire. These missing 10 to 12 Volts are what is causing the ignition module to not activate the ignition coil.

What was cause of 1998 Chevy S10 no spark?

9 people found this helpful. Again my 1998 Chevy S10 No fire was caused by what is called an ignition igniter which sit on the side of my coil bracket next to the coil. I hope this will help someone with the same problem.

What is the shifting solenoid on a Chevy S10?

The shifting solenoid on a Chevrolet S-10 pick-up is designed to regulate when the transmission shifts. This solenoid is part of the electronic transmission control system, and is controlled by the powertrain control module, or PCM. The PCM actuates the shifting solenoid when it determines that an upshift or downshift is required.

What was the misfiring code on my 1999 Chevy S-10?

First we replaced the plugs that were the wrong ones. With the computer conected we monitored the live data and were recordeing most of the misfires in cylinder 6, 4, 2 with an occational misfire on 5. We had no codes recorded in the ECM but the fuel trims were way off.

What’s the problem with my Chevy S10 4.3?

I have this same problem with my 99 s10 4.3. the code reader says miss fire cylinder #2… so I replaced wires, plugs, distributer cap and rotor. after 2 days this problem got worse. again I read the codes and it read the same code, cylinder #2. good old GM I guess 71 people found this helpful.

What’s the diagnostic code for a s 10 engine?

F for at least 4 seconds after the engine had been running for 2 seconds. 16 – System voltage high – Charging system voltage was either below 9 volts or above 17 volts for 10 seconds.

Is the Chevy S10 Blazer a good car?

When it comes to vehicles that truly cover every base, it doesn’t get much better than a Chevy S10 Blazer. Blazers are known for their spacious interiors, adjustable seating, and superior handling under a wide variety of different driving conditions, so they’re great family cars.

Where was the Chevrolet S-10 Blazer pickup truck made?

Chevrolet S-10 Blazer. The S-10 Blazer and S-15 Jimmy were based on the Chevrolet S-10 and GMC S-15 pickup trucks and were manufactured in Pontiac, Michigan; Linden, New Jersey; Moraine, Ohio; Shreveport, Louisiana; Ingersoll, Ontario, Canada; Ottawa, Ontario, Canada; Oshawa, Ontario, Canada; and São Paulo, Brazil .

Are there aftermarket parts for the Chevy S10 Blazer?

Whether you’re looking to make your S10 Blazer better when it comes to handling inclement weather conditions, giving it a boost in the offroad capabilities department, or simply looking to trade up when it comes to a part that’s due for replacement, Chevrolet S10 exterior parts and upgrades can help you make it happen.

When did the S10 Blazer change its name to the LS?

Also, the “S-15” name was dropped from the Jimmy. The S10 Blazer also introduced an upscale Tahoe and Sport trim packages, the Tahoe LT, which was rebadged as the LT in 1995 whilst the Tahoe package was renamed as the LS.

What makes a rough idle a misfire condition?

What complicates a rough idle/misfire condition is having the PCM not register any specific misfire codes. In my neighbor’s Blazer, the PCM wasn’t even registering a P0300, but it was obviously running very rough (at idle that is).

What kind of engine does a Chevy Blazer have?

Although this case study is about my neighbor’s 1995 Chevy Blazer with a CPI equipped 4.3L engine, the info easily applies to any CSFI ‘Spider’ equipped 4.3L, 5.0L, and 5.7L equipped GM vehicle.

Why does my Chevy S-10 idle so bad?

Computer does show that it is in OPEN LOOP MODE and O2 Sensor shows RICH and while working the throttle and watching the code meter, the reading will move from RICH to LEAN and back to RICH again. While all of this has helped the engine somewhat, it still barely idles and it still lops really bad.

Why does my son’s 95 Chevy S-10 quit running?

My son’s has a 95 S-10. Was running great, until one day a couple of months ago, it started running really rough at a red light ( as he tells me ) and he had to work the throttle to keep it running and then about a block or two later it quit and hardly would start. When it does, it will not stay running well even with throttle work.

What’s the fuel pressure on a Chevy’s 10?

I checked the fuel pressure and it is reading 11psi down to about 7psi. The pressure moves down and back up slowly as you race the engine and basically is pretty stable most of the time around 9-10psi.

What’s the throttle aceleration on a Chevy’s 10?

Throttle aceleration is smoother ( not a clean smooth note by any stretch ) when going up with NO backfires up or coming back down, but the engine still hunts, misses and lops. There are only a few things that I think that I might have missed, other than my brain, and I might not be able to find it either.

How to check the power of a S10 Blazer?

An expert that got 5 achievements. An expert whose answer got voted for 100 times. Check your coil output, buy a cheep spark tester. Pull of a spark plug wire and plug in the tester (ground the other end), set it to bridge a gap for 30,000 volts.Have someone start it and make sure the spark will jump the gap on the tester.Danger-Very high voltage!

What causes hesitation and surging on Blazer 4.3L?

Fix Hesitation and surging on Blazer 4.3L If you have Hesitation and surging on Blazer 4.3L and it’s driving like a dog—poor acceleration, hesitation, or a surge and you suspect a fuel problem, you may be partially right.

What kind of spark does a S10 Blazer have?

It will light you up if your touching the tester while the car is running!You’ll be able to see a bright blue spark (and hear it as well) if your coil is good.If it’s a yellow thin spark it’s probably the coil. If you have good spark, check the fuel filter and fuel pressure at the fuel rail.

Why is my Blazer 4.3L driving like a dog?

If you have Hesitation and surging on Blazer 4.3L and it’s driving like a dog—poor acceleration, hesitation, or a surge and you suspect a fuel problem, you may be partially right. But before you start replacing really expensive components like the fuel pump, try this: Disconnect the electrical connector to the MAF sensor and take it for a drive.

What are the wires on a blazer ignition coil?

On the four-wire plug, from top to bottom: The A-wire (pink) is the 12-volt power wire, B-wire (white) is the ignition control signal, C-wire (black with white stripe) is the engine ground and D-wire (white with black stripe) is the switching signal circuit.

How does the ignition work on a S-10 Blazer?