× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
1999 Cadillac Seville STS 4.6L Heater/Eng Temp
Posted to GM Engine on 1/6/2011 29 Replies

Hello people

This caddy has got us stumped.

Sitting in bay running eng temp and heater output normal Driving level roads all normal Climing a hill eng temp pegs and heater goes to cold air

It seems like it is low on coolant but we tried pulling top hose to...

29 Replies Received (View Replies)

  Related Documents & Media  1999 Cadillac Seville STS

 
Message Closed w/FIX

car Vehicle Data

1999 Cadillac Seville STS

VIN 1G6KY5492X
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedHeater/Eng Temp
ConditionsCold Heat/ High Eng Temp
Message Closed w/FIX

car Vehicle Data

1999 Cadillac Seville STS

VIN 1G6KY5492X
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedHeater/Eng Temp
ConditionsCold Heat/ High Eng Temp