20 Most Recent 2004 Chevrolet TrailBlazer - Page 3 Questions & Answers

How to remuve2005 trailblazer remove rear bumpier cover

You probably have a front drive splined disconnect assembly that has gone bad. This assembly engages the front differential when 4WD is selected. Below is a figure of the item, it is on the passenger side of the differential area.

If you have the two ends of the wires then they will have the same colors and you will have to put them back together. add new piece of wire if needed and make sure that they are secure. you can use plastic insulated connectors or solder them back together and use shrink tube to weather proof, soldering is the best way for a good connection to any wiring job.

There is no low beam fuse.

Not legally. If you do it illegally, you'll get a check engine light on full time.

2004 trailblazer the secondary air system under the battery box

This sounds like the A/C switch got really hot at one point and melted the coating off some wires close to it and they've fused together. You'll have to pull the A/C switch to find out, there's no being able to see under the dash without pulling a lot of stuff out to get to it.

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replaced brake switch ??? If you don't know how to read a wiring diagram an use a volt meter to test electrical circuits ,your better off taking your vehicle to a qualified repair shop .

Here are the factory wire colors.2004 Chevrolet Trailblazer Car Stereo Radio Wiring DiagramCar Radio Constant 12v+ Wire: OrangeCar Radio Switched 12v+ Wire: YellowCar Radio Ground Wire: BlackCar Radio Illumination Wire: GrayCar Stereo Dimmer Wire: BrownCar Stereo Antenna Trigger: PinkCar Stereo Amp Trigger Wire: N/ACar Stereo Amplifier Location: N/AFront Speakers Size: N/AFront Speakers Location: N/ALeft Front Speaker Positive Wire (+): TanLeft Front Speaker Negative Wire (-): GrayRight Front Speaker Positive Wire (+): Light GreenRight Front Speaker Negative Wire (-): Dark GreenRear Speakers Size: N/ARear Speakers Location: N/ALeft Rear Speaker Positive Wire (+): BrownLeft Rear Speaker Negative Wire (-): YellowRight Rear Speaker Positive Wire (+): Dark BlueRight Rear Speaker Negative Wire (-): Light Blue

If you have replaced the blower motor and the blower resistor, you must have a failed blower switch. Also look for indications of overheated connectors/terminals. Blower motors draw high amperage when operation on high speed, many times melting the plastic connectors housing the spade terminals carrying the heavy current load.

Check the back emergency brakes, I have seen them fall and catch.It is just a horse shoe looking part.

Remove the thick plastic panel. If I recall, there is 1 torx screw (I could be wrong), but rest are clips, just pops off.

Ignition Lock Cylinder Control Actuator If the vehicle is equipped with a floor mounted console gear shifter, it has a ignition lock cylinder control actuator system in the steering column as an added safety feature. The ignition lock cylinder control actuators purpose is to prevent the steering wheel from being locked when the transmission is in gear and the vehicle may still be moving. The column ignition lock system consists of a ignition lock cylinder control acutator, and a park position switch that is located in the A/T shift lock control switch. The ignition lock cylinder control acutator contains a pin that is spring loaded out to mechanically prevent the ignition key cylinder from being turned to the lock position when vehicle transmission is not in the Park position. If vehicle power is lost, and/or the transmission is not in the Park position the operator will not be able to turn the ignition key to the lock position and will not be able to remove the ignition key from the column.

Very carefully, there should be locks on top of injectors or you can pull injectors and rail all together

To access the wiper, remove plastic cover. Remove nut on wiper arm. Carefully pull off wiper arm. Replace with new wiper assembly. Remember where wiper arm was and reposition it. Put nut on and tighten. Do not over tighten. put plastic cover on and your done.

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Probably going to be your secondary air injection for the I6 engine. Normal for this to start "humming" at start up then disappear.