Evo versus standard power steering

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df2x4

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df2x4

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My 96 and early 97 K1500's don't have EVO.

My '97s are both early and they both have it. The red truck's build date is 1/7/97 and the Suburban is 12/16/96. If '97 was indeed a split year for EVO it must have been extremely early.
 

HotWheelsBurban

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My '97s are both early and they both have it. The red truck's build date is 1/7/97 and the Suburban is 12/16/96. If '97 was indeed a split year for EVO it must have been extremely early.
Might depend on the plant they were built in. IIRC GM built our trucks and SUVs in many places; some places may have gotten the changeover parts before others did?
 

Supercharged111

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My 96 and early 97 K1500's don't have EVO. The later 97's are more like the 98+ pickups so it could've started then. But I'm pretty sure there was no EVO in 1990.

There was absolutely no EVO in 1990, but my dually is an early 97 so it may have been an option based on what we're seeing here.
 

L31MaxExpress

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My '97s are both early and they both have it. The red truck's build date is 1/7/97 and the Suburban is 12/16/96. If '97 was indeed a split year for EVO it must have been extremely early.

My 97 Express was built 09/03/96. Had EVO. Until I put a reman pump for a 96 Express on it along with a 96 high pressure pump to hydroboost hose.
 
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