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Keith Seymore's latest activity
Keith Seymore
replied to the thread
1985 Headlight Question
.
Those actually aren't the lights from 1985. That's a 1988 - 1991 square (R/V) front end that someone has grafted onto your truck. Your...
Feb 10, 2025
Keith Seymore
reacted to
fast 99's post
in the thread
Did this K20 come factory with catalytic converter?
with
Like
.
When we had emissions checks in our area EPA supplied a small booklet that listed all required original equipment. Something similar...
Feb 10, 2025
Keith Seymore
reacted to
75gmck25's post
in the thread
Did this K20 come factory with catalytic converter?
with
Like
.
You need to find a more experienced emissions station, and one that will actually look up and show you the data instead of using words...
Feb 10, 2025
Keith Seymore
replied to the thread
Did this K20 come factory with catalytic converter?
.
Yes - there was Federal Emissions, California emissions and High Altitude emissions (those were the choices). The content for each of...
Feb 10, 2025
Keith Seymore
replied to the thread
Did this K20 come factory with catalytic converter?
.
Doesn't matter. All square pickups, even one ton doolies with 11000 and 12000 lb gvws , are considered "Light Duty" pickups. K
Feb 9, 2025
Keith Seymore
replied to the thread
Did this K20 come factory with catalytic converter?
.
You have to determine your GVW. Less than 8500 lb GVW - you need cats. 8600 lbs - no cats. And here is the documentation from GM (see...
Feb 9, 2025
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