CHEVROLET HEATER HEATER CORE

I Didn't Have Heat And There Was A Syrupy Odor In Car. I Replaced The Heater Core, And I Had Heat And Odor Gone. A Couple Of Days Later...

Also, Pictures If Available As Well. Thank You

Did Coolant Flush Changed The Thermostat At No Heat Lukewarm Truck Gets To 160 To 170. On Cold Days 195 After Driving For A While But When...

I Have Taken The Whole Dash Off To Replace Heater Core, But I Am Unable To Get To The Old One Off. Please Help.

Recently Got The Heater Core Replaced In My Vehicle Listed Above (lt) A Couple Of Days Ago. And The Heat Works Great When I Am Driving But...

Water Building In Passenger Floorboard, Want To Know How To Bypass Heater Core.