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RPO code

Old Dec 28, 2025 | 6:33 PM
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Default RPO code

Have a new to me 2002 Chevy Avalanche Z71 1500, I was going through the ROP codes and found one I need some help
figuring out. It list a Z79 code which decodes to TYPHOON PERFORMANCE PACKAGE. I was wondering if anybody knows what this.
Thanks
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Old Dec 29, 2025 | 11:15 AM
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Iain57's Avatar
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Default Rpo

Ok so i found out I looked at my build code sheet again and I put the wrong code in. Z79
is the code for the TYPHOON' PERFORMANCE PACKAGE but not on my car. Build lable is not real clear, anyway sorry.
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