Eight digit

[gtarango71]

My vin eight digit is C and I'm trying to figure out if my engine is flex fuel there are no badges or stickers on the fuel door
1GKS1AKC2GR169918

 

[tungsten]

According to this no.https://help.summitracing.com/app/a...3UlV4SCU3RXNZV0E0RnhFbzJuNjhBMGdZN1ElMjElMjE=

 

[gtarango71]

That only shows car engines I have a 2016 yukon

 

[tungsten]

or this one.
https://help.summitracing.com/app/answers/detail/a_id/4836

 

[tungsten]

Sorry cant help,was just on that site when you posted so thought it was right.Truck engines shows 2009 so not sure.

 

[tungsten]

L83 says flex fuel?

 

[Fless]

My vin eight digit is C and I'm trying to figure out if my engine is flex fuel there are no badges or stickers on the fuel door
1GKS1AKC2GR169918

Look in your glovebox and post up the Lxx code that is on the RPO sticker.

 

[Doubeleive]

if it's not flex you can make it flex without to much trouble at all. there are kits out there

 

[gtarango71]

Look in your glovebox and post up the Lxx code that is on the RPO sticker.

 

[Fless]

Apparently not Flex Fuel. @swathdiver's post here:

Why is my 2015 not flex fuel

...and who's going to look for a yellow replacement cap? I did. As for running it, I never thought I would either but a hurricane helped change my mind. Because the fuel costs so much less, I actually saved at least one and one half cents ($.015) per gallon compared with high test. Will I...

www.tahoeyukonforum.com

 

[OR VietVet]

Welcome to the forum. In the future, to help avoid the confusion of post #2, you might want to post the rig info in your signature so it is there every time you post.

 

[91RS]

You have an L83 which I believe can be optioned for Flex Fuel but not all are equipped. If you have no badging and a black gas cap, it isn't Flex Fuel.

 

[Fless]

You have an L83 which I believe can be optioned for Flex Fuel but not all are equipped. If you have no badging and a black gas cap, it isn't Flex Fuel.

His has the FHO RPO code:

Note: Vehicles equipped with RPO FHO, E10 gasoline are certified for this fuel type and cannot be modified to allow use of E85 flex-fuel.