HomeIgnition > Primary IgnitionSKP SK4H1030 Ignition Lock Cylinder
Part #: SK4H1030

SKP SK4H1030 Ignition Lock Cylinder

⚙️ 72 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet, Oldsmobile, and Pontiac, Alero, Classic, Cutlass, Cutlass Supreme, Grand Am, Impala, Intrigue, Malibu, and Monte Carlo
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Ignition Lock Cylinder for GM Anti-Theft Applications

The SKP SK4H1030 ignition lock cylinder is a direct-fit replacement for select GM vehicles with anti-theft systems and included keys. It is built for drivers replacing a worn, sticking, or non-functioning lock cylinder on Chevrolet, Pontiac, and Oldsmobile models.

Key Features

  • Ignition lock cylinder replacement for primary ignition service
  • Includes keys for the listed applications
  • Designed for vehicles with anti-theft systems or dash-mounted anti-theft setups
  • Direct replacement for select Chevrolet, Pontiac, and Oldsmobile models
  • Cross-reference part number: 4H1030

Detailed Description

SKP SK4H1030 is an ignition lock cylinder for select GM passenger cars, including the Chevrolet Malibu, Impala, Monte Carlo, and Classic, plus Pontiac Grand Am and Oldsmobile Alero, Intrigue, Cutlass, and Cutlass Supreme applications. This part cross-references 703602 for the same application. Use it when the original cylinder no longer turns smoothly, the key will not engage properly, or the ignition assembly shows normal wear from repeated use. The SK4H1030 part number is also useful when searching for a replacement ignition lock cylinder for 1997-2005 GM anti-theft-equipped vehicles.

What It Is Used For

  • Restoring key operation in a worn ignition lock cylinder
  • Replacing a cylinder that binds, sticks, or fails to turn
  • Addressing ignition lock wear on Chevrolet Malibu and Impala models
  • Replacing damaged anti-theft ignition hardware on Pontiac Grand Am and Oldsmobile Alero applications
  • Matching a listed OE-style replacement by part number SK4H1030

Installation Notes and Tips

Verify the vehicle year, make, model, and anti-theft configuration before ordering. This part is listed for applications with keys, and fitment varies by model and system type. Compare the original cylinder and vehicle security setup to confirm the correct replacement before installation.

Quality Assurance

SKP replacement parts are cataloged for specific vehicle applications and part-number matching. Confirm fitment against the listed GM models and interchange references before installation.

This part fits 72 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2005ChevroletClassic2.2LL4N/AAnti-Theft; with Keys
2005ChevroletImpala3.8LV6N/AAnti-Theft; with Keys
2005ChevroletImpala3.4LV6N/AAnti-Theft; with Keys
2005ChevroletMonte Carlo3.8LV6N/AAnti-Theft; with Keys
2005ChevroletMonte Carlo3.4LV6N/AAnti-Theft; with Keys
2005PontiacGrand Am3.4LV6N/ADash Mounted Anti-Theft; with Keys
2005PontiacGrand Am2.2LL4N/ADash Mounted Anti-Theft; with Keys
2004ChevroletClassic2.2LL4N/AAnti-Theft; with Keys
2004ChevroletImpala3.8LV6N/AAnti-Theft; with Keys
2004ChevroletImpala3.4LV6N/AAnti-Theft; with Keys
2004ChevroletMonte Carlo3.8LV6N/AAnti-Theft; with Keys
2004ChevroletMonte Carlo3.4LV6N/AAnti-Theft; with Keys
2004OldsmobileAlero3.4LV6N/AAnti-Theft; with Keys
2004OldsmobileAlero2.2LL4N/AAnti-Theft; with Keys
2004PontiacGrand Am3.4LV6N/ADash Mounted Anti-Theft; with Keys
2004PontiacGrand Am2.2LL4N/ADash Mounted Anti-Theft; with Keys
2003ChevroletImpala3.8LV6N/AAnti-Theft; with Keys
2003ChevroletImpala3.4LV6N/AAnti-Theft; with Keys
2003ChevroletMalibu3.1LV6N/AAnti-Theft; with Keys
2003ChevroletMonte Carlo3.8LV6N/AAnti-Theft; with Keys
2003ChevroletMonte Carlo3.4LV6N/AAnti-Theft; with Keys
2003OldsmobileAlero3.4LV6N/AAnti-Theft; with Keys
2003OldsmobileAlero2.2LL4N/AAnti-Theft; with Keys
2003PontiacGrand Am3.4LV6N/ADash Mounted Anti-Theft; with Keys
2003PontiacGrand Am2.2LL4N/ADash Mounted Anti-Theft; with Keys
2002ChevroletImpala3.8LV6N/AAnti-Theft; with Keys
2002ChevroletImpala3.4LV6N/AAnti-Theft; with Keys
2002ChevroletMalibu3.1LV6N/AAnti-Theft; with Keys
2002ChevroletMonte Carlo3.8LV6N/AAnti-Theft; with Keys
2002ChevroletMonte Carlo3.4LV6N/AAnti-Theft; with Keys
2002OldsmobileAlero3.4LV6N/AAnti-Theft; with Keys
2002OldsmobileAlero2.2LL4N/AAnti-Theft; with Keys
2002OldsmobileIntrigue3.5LV6N/ADash Mounted Anti-Theft; with Keys
2002PontiacGrand Am3.4LV6N/ADash Mounted Anti-Theft; with Keys
2002PontiacGrand Am2.2LL4N/ADash Mounted Anti-Theft; with Keys
2001ChevroletImpala3.8LV6N/AAnti-Theft; with Keys
2001ChevroletImpala3.4LV6N/AAnti-Theft; with Keys
2001ChevroletMalibu3.1LV6N/AAnti-Theft; with Keys
2001ChevroletMonte Carlo3.8LV6N/AAnti-Theft; with Keys
2001ChevroletMonte Carlo3.4LV6N/AAnti-Theft; with Keys
2001OldsmobileAlero3.4LV6N/AAnti-Theft; with Keys
2001OldsmobileAlero2.4LL4N/AAnti-Theft; with Keys
2001OldsmobileIntrigue3.5LV6N/ADash Mounted Anti-Theft; with Keys
2001PontiacGrand Am3.4LV6N/ADash Mounted Anti-Theft; with Keys
2001PontiacGrand Am2.4LL4N/ADash Mounted Anti-Theft; with Keys
2000ChevroletImpala3.8LV6N/AAnti-Theft; with Keys
2000ChevroletImpala3.4LV6N/AAnti-Theft; with Keys
2000ChevroletMalibu3.1LV6N/AAnti-Theft; with Keys
2000ChevroletMonte Carlo3.8LV6N/AAnti-Theft; with Keys
2000ChevroletMonte Carlo3.4LV6N/AAnti-Theft; with Keys
2000OldsmobileAlero3.4LV6N/AAnti-Theft; with Keys
2000OldsmobileAlero2.4LL4N/AAnti-Theft; with Keys
2000OldsmobileIntrigue3.5LV6N/ADash Mounted Anti-Theft; with Keys
2000PontiacGrand Am3.4LV6N/ADash Mounted Anti-Theft; with Keys
2000PontiacGrand Am2.4LL4N/ADash Mounted Anti-Theft; with Keys
1999ChevroletMalibu3.1LV6N/AAnti-Theft; with Keys
1999ChevroletMalibu2.4LL4N/AAnti-Theft; with Keys
1999OldsmobileAlero3.4LV6N/AAnti-Theft; with Keys
1999OldsmobileAlero2.4LL4N/AAnti-Theft; with Keys
1999OldsmobileCutlass3.1LV6N/ADash Mounted Anti-Theft; with Keys
1999OldsmobileIntrigue3.8LV6N/ADash Mounted Anti-Theft; with Keys
1999OldsmobileIntrigue3.5LV6N/ADash Mounted Anti-Theft; with Keys
1999PontiacGrand Am3.4LV6N/ADash Mounted Anti-Theft; with Keys
1999PontiacGrand Am2.4LL4N/ADash Mounted Anti-Theft; with Keys
1998ChevroletMalibu3.1LV6N/AAnti-Theft; with Keys
1998ChevroletMalibu2.4LL4N/AAnti-Theft; with Keys
1998OldsmobileCutlass3.1LV6N/ADash Mounted Anti-Theft; with Keys
1998OldsmobileIntrigue3.8LV6N/ADash Mounted Anti-Theft; with Keys
1997ChevroletMalibu3.1LV6N/AAnti-Theft; with Keys
1997ChevroletMalibu2.4LL4N/AAnti-Theft; with Keys
1997OldsmobileCutlass3.1LV6N/ADash Mounted Anti-Theft; with Keys
1997OldsmobileCutlass Supreme3.1LV6N/ADash Mounted Anti-Theft; with Keys

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

124581911253395315822350191686374H1030703602D1493F

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.