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2004 Chevrolet TrailBlazer - Page 8 Questions & Answers
Best time to change a fuel filter?
fuel filter replacement period is in the owners manual and depends on fuel quality and driving conditions
if you get water in the fuel , it should be change immediately, even if it was just done
dirty/dusty conditions , change it more often
around now would be a good time to change it and then under normal conditions again at 100.000 miles
How to pop hood from outside of 2004 chevy trailblazer
You cannot release the bonnet from the outside.
In any case the key should open the driver's door manually. You will need to turn it either once or twice in succession. If it will not open then pull on the handle and turn the key in the lock at the same time.
Why won't it start?
You have to have relearn done .
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A 10 minutes procedure which requires a Tech 2 and a techline terminal.
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A 30 minutes procedure which does not require the use of any tools.
10 Minute Learn Procedure
Tools Required
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Tech 2
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Techline terminal with current SPS (Service Programming System) software
- Connect the Tech 2 to the vehicle.
- Select "Request Information" under "Service Programming".
- Disconnect the Tech 2 from the vehicle and connect it to a techline terminal.
- On the techline terminal, select "Theft Module Re-Learn" under "Service Programming".
- Disconnect the Tech 2 from the techline terminal and connect it to the vehicle.
- Turn ON the ignition, with the engine OFF.
- Select "VTD Re-Learn" under "Service Programming".
- Attempt to start the engine, then release the key to ON (vehicle will not start).
- Observe the SECURITY telltale, after approximately 10 minutes the telltale will turn OFF (the vehicle is now ready to relearn the Passlock?"¢ Sensor Data Code and/or password on the next ignition switch transition from OFF to CRANK).
- Turn OFF the ignition, and wait 5 seconds.
- Start the engine (the vehicle has now learned the password).
- With the Tech 2 (scan tool), clear any DTCs.
30 Minute Learn Procedure
- Turn ON the ignition, with the engine OFF.
- Attempt to start the engine, then release the key to ON (vehicle will not start).
- Observe the SECURITY telltale, after approximately 10 minutes the telltale will turn OFF.
- Turn OFF the ignition, and wait 5 seconds.
- Repeat steps 1 through 4 two more times for a total of 3 cycles/30 minutes ( the vehicle is now ready to relearn the Passlock?"¢ Sensor Data Code and/or passwords on the next ignition switch transition from OFF to CRANK).
Important: The vehicle learns the Passlock?"¢ Sensor Data Code and/or password on the next ignition switch transition from OFF to CRANK. You must turn the ignition OFF before attempting to start the vehicle.
- Start the engine (the vehicle has now learned the Passlock?"¢ Sensor Data Code and/or password).
- With a scan tool, clear any DTCs if needed (history DTCs will self clear after 100 ignition cycles).
How to replace water pump on 4.2 liter 2004 trail blazer LS
4 bolts hold the shroud on. 2 on bottom,2 on top. Leave on in on the top until you remove the clutch fan. Clutch fans are a pain to get off with out the right tools. Once off, remove the bolt from the shroud and pull them out together. Remove the serpentine belt. Remove the pump.
What would cause it to die when I turn on A/C or heater?
Start by checking power an grounds at the control panel ,you'll have to take the plastic trim panel off to get the control panel out . You could have a bad HVAC panel ,
HVAC Control Module
The HVAC control module is a class 2 device that interfaces between the operator and the HVAC system to maintain air temperature and distribution settings. The battery positive voltage circuit provides power that the control module uses for keep alive memory (KAM). If the battery positive voltage circuit loses power, all HVAC DTCs and settings will be erased from KAM. The body control module (BCM), which is the vehicle mode master, provides a device on signal. The control module supports the following features:
Cruise controlnot working
Do you have an airbag light lit ? Are your cruise control buttons on the steering wheel . If so the clock spring could have an open circuit. A clock spring is a part inside the steering column , under the steering wheel . Check out this video on clock spring .
https://youtu.be/4jv2DW39drA if no airbag light ,then probably not this part.
Steering column buzzing and wont let me pull key out
2 things that are common, 1 is your ignition switch is going bad, might be the buzzing you're hearing. 2 is the park/neutral switch may be bad. Look under your key, you MAY be a hole there with chrome colored push pin. Push this pin up and remove your key. IF your cover doesn't have the hole, it will have a stamped hole where the hole should of been. Use a knife or razor to carefully cut away the hole to gain access to the push pin.
How to replace water pump
Removal & Installation
- Disconnect the negative battery cable.
- Drain the engine cooling system.
- For 5.3L engines, loosen the air cleaner outlet duct clamps at the throttle body and Mass Airflow/Intake Air Temperature (MAP/IAT) sensor. Remove the bolt and air cleaner outlet duct.
- Relieve the belt tension and remove the accessory drive belts or the serpentine drive belt, as applicable.
- Remove or disconnect the following:
NOTE
For the hoses on some engines, removal may be easier if the hose is left attached until the pump is free from the block. Once the pump is removed from the engine, the pump may be pulled (giving a better grip and greater leverage) from the tight hose connection.W
WARNING
Note the positions of all retainers as some engines will utilize different length fasteners in different locations and/or bolts and studs in different locations.
- Upper fan shroud
- Fan or fan and clutch assembly, as applicable
- Water pump pulley; use a suitable tool to hold the pulley while removing the bolts
- Coolant hose(s) from the water pump
- Water pump retainers
- Water pump from the engine
4.2L Pump Location
5.3L Pump Location
To install:
- Clean the gasket mounting surfaces.
NOTE
The water pumps on some of the engines covered may have been installed using sealer only, no gasket, at the factory. If a gasket is supplied with the replacement part, it should be used. Otherwise, a 1 / 8 in. (3mm) bead of RTV sealer should be used around the sealing surface of the pump.
- Apply sealant to the water pump retainer threads.
Install or connect the following:
- Water pump using a new gasket. Tighten the water pump retainers to 89 inch lbs. (10 Nm) for 4.2L engines, or to 30 ft. lbs. (41 Nm) for 4.3L engines. For 5.3L engines, tighten the bolts to 11 ft. lbs. (15 Nm), then to 22 ft. lbs. (30 Nm).
- Coolant hose(s)
- Water pump pulley. Tighten the pulley bolts to 18 ft. lbs. (25 Nm).
- Fan or fan and clutch assembly
- Serpentine drive belt (if equipped) by positioning the belt over the pulleys and carefully allow the tensioner back into contact with the belt.
- V-belts (if equipped) and adjust the tension
- Upper fan shroud
- Negative battery cable
- Refill the engine cooling system.
- Run the engine and check for leaks.
How do i unlatch hood from the outside of car
You cannot release the bonnet from the outside.
In any case the key should open the driver's door manually. You will need to turn it either once or twice in succession. If it will not open then pull on the handle and turn the key in the lock at the same time.
When pressing gas, why does it feel as though tires slipping?
Sounds more like the transmission is slipping.check fluid make sure it doesn't look black or look like blood.or when you pull out the dip stick for the transmission the fluid doesn't smell burnt.if any one of these .take it to a tray shop.to get checked.
2004 chevy trailblazer how to remove the abs
just pull the fuse will take less than a minute or removing system a few hrs if all goes well because to remove the sensors you have to remove the wheels and rotors and unbolt it from hub which will leave a 1/4 inch whole open to the hub ---to remove the abs uni need to remove the hard line brake lines add short lines and bleed the whole system by removing the fuse the system will be standard power brakes
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