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I have a 4.3 liter in 93 sonoma but i'm not sure if it is a vortec can somebody help? Vin # has a Z in the engine spot but i cant find what that means. I also want to know what kind of tranny i have it is an automatic where can i find out what kind it is?(th350{clearly not but just an example} etc)
 

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long live italy.
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I have a 4.3 liter in 93 sonoma but i'm not sure if it is a vortec can somebody help? Vin # has a Z in the engine spot but i cant find what that means. I also want to know what kind of tranny i have it is an automatic where can i find out what kind it is?(th350{clearly not but just an example} etc)
oh and the tranny should be a code in your glove box.
I believe there's a sticky on the forum with all the codes and what they mean.
It'll also tell you your read end gear ratio.
 
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