The 4l60 uses a vacuum modulator valve but the last year for that transmission was 1992. You can lose control of the vehicle if you try to adjust a manual drivers seat while the vehicle is moving. Fuel level, speed, mileage, and engine rpmthese are the things that your chevrolet trailblazer instrument panel displays in order to keep you updated of the current running condition of your ride. Chevy chevrolet trailblazer 2003 chevy chevrolet trailblazer 2004. Fuel pump relay is in the underhood fuse block on top of left front inner wheelwell. Chevrolet trailblazer free workshop and repair manuals.
This webpage contains 2003 chevrolet trailblazer owners manual pdf used by chevrolet garages, auto repair shops, chevrolet dealerships and home mechanics. Chevrolet trailblazer the chverolet tralblazer is a midsize suv from the chevrolet division of general motors. Where is the fuel pump relay fuse at on a 2003 chevy blazer in the fuse box, glove box. Fuel pumps for chevrolet trailblazer for sale ebay. Sep 01, 2014 i replaced the fuel pump on my 2003 chevy trailblazer yesterday. The defective chevy fuel pumps can cause a stalling condition or a no start situation that can leave you stranded. Search our online fuel pump relay catalog and find the lowest priced discount auto parts on the web. Owners manual,2003 chevrolet blazer gm owner center. Index a good place to look for what you need is the index in back of the manual. Chevy trailblazer 20032004, fuel pump module assembly by replace.
Chevrolet trailbrazer 2003 2004 fuse box diagram year of production. Jun 17, 2015 a stepbystep guide for how to connect the new wiring harness that may be supplied with your new fuel pump. Chevychevrolet silverado 2500hd3500hd pickup 19992003 service repair manual this is the same type of service manual your local dealer will use when doing a repair. The system checks the air bag electrical system for malfunctions. The 2003 chevrolet trailblazer ext has 11 nhtsa complaints for the fuel system, gasoline. View and download chevrolet 2003 blazer owners manual online. Bosch supplied the industrys first fuel injection system with a high pressure electric fuel pump in 1967. It takes a little more or less fuel to fill up than the gage indicated. It does not represent the actual circuit shown in the wiring diagram section.
The chevy trailblazer is an suv introduced in 1999 as an upgraded version of the blazer. From 1999, it was an upscale trim line of the chevrolet blazer and in 2002 it was introduced as a separate model. Aug 18, 2017 seeking information about 2004 chevy trailblazer engine parts diagram. If all is ok, supply direct 12v power to the pump, if it comes on then must have wiring issue. If your fuel pump relay is bad, youre going to have some drivability issues. A stepbystep guide for how to connect the new wiring harness that may be supplied with your new fuel pump. It is an alphabetical list of what is in the manual, and the page number where you will. Choose top quality brands ac delco, api, action crash, airtex, autobest, bosch, brute power, carter.
The manual has detailed illustrations and step by step instructions and contains everything you will need to repair, maintain, rebuild, refurbish or restore your chevychevrolet. Sometimes minor problems may occur with the vehicle. See more ideas about 87 chevy truck, chevy and diagram. Eng i, etc, inja, injb, o2 snsr a, and o2 snsr b fuses 5. Wiring diagrams, spare parts catalogue, fault codes free download. The fuel pump relay helps your vehicle start the car by pressurizing the fuel system for. Bckup, btsi, ign e, tbc ign1, and trlr bckup fuses 2006 fig. Most builders are familiar with fabrication techniques, trouble shooting, and parts swapping to make things work, but electronics rise to a much higher level of complexity. When troubleshooting problems with any car, it is a good idea to check the fuses first before spending unnecessary time and energy on figuring out the issue. The chverolet tralblazer is a midsize suv from the chevrolet division of general motors.
The perpose of the modulating valve is to controlregulate line pressure. Common chevrolet trailblazer gmc envoy problems duration. With this chevrolet trailblazer workshop manual, you can perform every job that could be done by chevrolet garages and mechanics from. This wire should only be hot for a second or two when the ignition is turned to the run position. The manual has detailed illustrations and step by step instructions and contains everything you will need to repair, maintain, rebuild, refurbish or restore your chevy chevrolet. Canadian owners a french language copy of this manual can be obtained from your dealer or from. The fuel pump relay receives power on the blackyellow.
Fuel checking fluids and lubricants engine air cleanerfilter brakes bulb replacement windshield wiper blade replacement. Chevy chevrolet silverado 2500hd3500hd service manual. In 2005 they changed to a different setup no external filter, no return line or a fuel pressure regulator and a pulsewidth modulated pump. Gm trailer plug wiring diagram manuals and guides 4u. Chevrolet trailblazer service repair manual chevrolet. If you cannot hear the fuel pump running after you turn the key just before the run position, that might reveal if something security wise is triggering the no start no crank condition. How to install fuel pump assembly e3707m in a 2005 2007.
The 2003 chevrolet trailblazer has 7 nhtsa complaints for the electrical system. If the fuel pump is not coming on, test the fuse, fuel pump relay and wiring to the pump. This transmission does not have a vacuum modulator valve. It started on chevrolet truck models from 1996 to 2003 model years, but has expanded to other models as the connector and pump assemblies are not aging well. Gain access to chevy fuel gauge wiring diagram file online today. Symptoms of a bad or failing fuel pump relay autoblog.
No or low fuel pressure may be caused by a faulty pump, which would in turn cause a nostart condition or misfiring and surging. Chevrolet cobalt check fuel system kannapolis, north carolina. Inertia fuel shutoff switch repair guide repair guides. What role does the ecm play in giving the fuel pump. Aug 21, 2017 how to install replace fuel pressure regulator 5. Get service at your home or office 7 days a week with fair and. If all is ok, supply direct 12v power to the pump, if it comes on then must have wiring issue somewhere. Discussion in chevy trucks started by sailor32, oct 6, 2003. We have actually collected many pictures, with any luck this picture is useful for you, as well as help you in finding the solution you are searching for. The fuel pump relay fuse is located under the hood in the fuse box on a 2003 chevy 2500 hd 6. Chevrolet trailblazers fuel pumps are an essential auto part. I replaced the fuel pump on my 2003 chevy trailblazer yesterday. In the index you will find an alphabetical listing of almost every subject in this manual. Autozone repair guide for your wiring diagrams wiring systems 2006 power distribution schematics.
Chevrolet trailblazer ext fuel pump relay electric fuel. You might be a technician who wishes to try to find recommendations or address existing troubles. I did not go under the fuse box to tear into it and check for the connection there. Chevrolet 2002 trailblazer owners manual pdf download. I checked the wires feeding the fuel pump and there is no power coming to the. You have come to the right place if you need new or replacement parts for your 2003 trailblazer. How do i access the trailblazer underseat fuse box. The pinkblack wire starts from the fuel pump relay and goes two directions. This section tells you about the manual and power seats how to adjust them, and also about the reclining front seatbacks, memory seats, lumbar adjustments and heated seats.
We specialize in a widevariety of highquality car parts and accessories for your car, truck or suv. Wiring diagram schematics for your 2003 chevy truck get the most accurate wiring diagram schematics in our online service repair manual its important to stay wellinformed about your 2003 chevy truck and especially important for diy types to have accurate wiring diagram schematics. Chevy trailblazer trailblazer ext 2003, fuel pump module assembly by bosch. In order for your suv to run appropriately, the fuel pump, relay, and fuel filters need to be installed properly and replaced if signs of wear and tear become obvious. Advance auto carries over 2,071 aftermarket parts for your 2003 chevrolet trailblazer, along with original equipment manufacturer oem parts. High resistance against temperatures, vibration, and chemicals to keep your vehicle on the road, this part has. I cant even hear the pump coming on when i turn the key to the on position. Replace chevy trailblazer 2003 fuel pump module assembly. Aux pwr 1, rr hvac, sunroof, tbc 2, tbc 3, tbc 4, tbc 5, and tcm cnstr fuses 2006 fig. Power distribution schematics repair guide autozone. How to replace a fuel pump relay yourmechanic advice.
We offer high quality new, oem, aftermarket and remanufactured chevrolet trailblazer ext fuel pump relay parts. Where is the fuse box located in a 2003 trailblazer answers. The fuse box in the engine is used to protect the engines electrical components. Mar 10, 2015 the wiring aspect of any ls swap is undoubtedly the most difficult. Jan 04, 2009 i would like to know if there is a lockout swicht on the 2003 chevy trailblazer because it wont start. Engine l6 mini fuses usage 1 electricallycontrolled air suspension 2 passengers side highbeam headlamp 3 passengers side lowbeam headlamp 4 backup trailer lamps. This essential part of your vehicle is made up of various gauges which are connected to a series of wirings and sensors that transmit accurate and up. The first generation of trailblazer had two versions, an extended ext version, and a performance oriented ss version. The fuel pump module assembly is mounted in the fuel tank and includes the electric fuel pump, fuel strainer and fuel gauge sending unit. If the vehicle is sold, leave this manual in the vehicle. At the gas station, the gas pump shuts off before the gage reads full. Every manual available online found by our community and shared for free. Ab41 chevy fuel gauge wiring diagram wiring library. Keep this manual in the vehicle, so it will be there if it is needed while you are on the road.
Autozone repair guide for your fuel system gasoline fuel injection systems inertia. Chevy chevrolet silverado 2500hd3500hd pickup 1999 2003 service repair manual this is the same type of service manual your local dealer will use when doing a repair. Order your parts online or pick them up instore at your local advance auto parts. The worst complaints are check engine light on, engine stallsshuts off while driving, and whine that. In addition, purchasing an aftermarket wiring harness also affords the luxury of having access to troubleshooting tech assistance. Chevrolet blazer questions how can i reset the fuel system. The stereo wiring diagram listed above is provided as is without any kind of warranty. Refer to the owners manual for a description of what each fuse is for. Or you are a pupil, or maybe even you who just want to know regarding 2004 chevy trailblazer engine parts diagram.
How to install fuel pump assembly e3549m in a 2002 2004. Do you hear the fuel pump run for 35 secs when the key is turned to the run position. Buy a 2003 chevrolet trailblazer fuel pump at discount prices. I swapped the relay with another one or two to see if it was the relay but still not starting and i dont even hear it coming on. Where is the fuel pump relay fuse at on a 2003 fixya. There is a printout on the cover of the fuse box that tells you what each fuse powers. View and download chevrolet 2002 trailblazer owners manual online. Look for an access panel in the trunk, drivers side. If you get into trouble with an aftermarket harness, simply call the tech line to get it going and save valuable time and money and potentially a dead computer. Fuel pump diagram fuel pump module diagram schematic and image f. Manual download chevrolet 2007 suburban owners manual download chevrolet 2007 tahoe owners. I replaced the fuel pump on my 2003 chevy trailblazer. Compare 2003 chevrolet trailblazer ext water pump brands. Seeking information about 2004 chevy trailblazer engine parts diagram.
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