Description
Warranty & Shipping
How-To & Tools
Product Reviews
Q&A
Vehicle Fit

This ignition switch is just what you need to get your vehicle running again!

Specifications:

  • Electrical switch
  • Replaces dealer part numbers: 12450251, 15242754
  • Exact fit
  • No cutting or splicing necessary
  • Built to strict quality control standards

This item is an electrical part. These units are tested prior to shipment.

Our electrical and electronic parts are subject to strict quality control testing. Please ensure proper diagnosis of this item before purchasing as the item cannot be returned once installed or plugged in.

Item Condition: New

Attention California Customers:

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

  1. step : Disconnecting the Battery (0:41)
    • Disconnect the negative battery cable with an 8mm socket and ratchet
  2. step : Removing the Dash Panels (0:54)
    • Remove the two 7mm bolts from the panel below the dash
    • Pull down the panel below the dash
    • Remove the four 7mm bolts from the lower dash panel
    • Pull the lower dash panel down and off
    • Pry the tilt lever out of the steering wheel with a flat blade screwdriver
    • Remove the two Phillips screws from the bottom of the instrument panel trim
    • Lower the steering wheel
    • Remove the two Phillips screws from the top of the instrument panel trim
    • Pull the instrument panel trim forward, up, and out
    • If any white caps fall off the instrument panel trim, put them back on
  3. step : Removing the Ignition Switch (2:29)
    • Remove the two T25 Torx bolts from the steering column panel
    • Pry the steering column panel down with a flat blade screwdriver
    • Pull off the lower steering column panel
    • Raise the steering wheel
    • Remove the E5 inverted Torx screw from the steering column
    • Pull off the upper steering column panel
    • Unclip the ignition switch wires from the steering column
    • Pull down the ignition switch
    • Disconnect the ignition switch wiring harness
  4. step : Installing the New Ignition Switch (4:05)
    • Press the lock cylinder lock button
    • Turn the lock cylinder all the way back
    • Rotate the ignition switch all the way back
    • Rotate the switch so that the gear tooth space is about to go into the switch box
    • Connect the ignition switch wiring harness
    • Push the ignition switch into place
    • Clip the ignition switch wires to the steering column
  5. step : Testing the Turn Signal Switch (5:14)
    • Test that the ignition lock cylinder moves correctly
    • Reconnect the negative battery cable
    • Test all the positions of the ignition switch
    • Disconnect the negative battery cable
  6. step : Reinstalling the Dash Panels (5:43)
    • Put the top steering column panel into place
    • Raise the steering wheel
    • Insert the E5 bolt into the steering column
    • Clip on the lower steering column panel
    • Insert the two T25 bolts into the steering column panel
    • Lower the steering wheel
    • Push in the instrument panel trim
    • Insert the four Phillips screws into the instrument panel trim
    • Lift the lower dash panel into place
    • Insert the four 7mm bolts into the lower dash panel
    • Push the panel below the dash into place
    • Insert the two 7mm bolts into the panel below the dash
    • Reconnect the negative battery cable if you have not already done so

Tools needed for replacement:

    Ratchets & Related

  • Ratchet

  • Screwdrivers & Related

  • Flat Blade Screwdriver
  • Phillips Head Screwdriver

  • Sockets - Metric

  • 8mm Socket
  • 7mm Socket

  • Torx Drivers & Sockets

  • E5 Inverted Torx Socket
  • T25 Torx Driver

4.00/ 5.0
4 reviews
5 Stars
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1
Ing. Switch
Looked just like my old one I took out.... all wires fit perfectly....
June 28, 2017
2003 trailblazer ignition switch
Came in a couple days and fit and worked perfect very good quality product will do business with again and love the YouTube videos
September 20, 2017
Ignition starter switch
I would recommend this product to anyone I know are cheap easy to put in theyre easy to adjust how to videos are awesome they really help you out I recommend 1aauto to everyone that is how good I think you guys are
August 11, 2018
Did not fix the problem
I replaced the ignition switch and two week later had to order another switch. This time I ordered a GM Part.
November 12, 2018
Will this fit my car? Add a vehicle to make sure
Customer Q&A
Ask a question to 1A Auto customers who purchased the product
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Part #: 1AZIS00025


Order must be placed by 4pm ET

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout

How-to Video:

(07:40 min)