× 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
2006 Pontiac Grand Prix 3.8L Heater Core
Posted to GM HVAC on 4/15/2009 7 Replies

If you let this car idle a little while then accelerate there is a "gurgling" noise from under the dash. It doesn't do it if you pinch off the heater hose. Replaced heater core Which was 75% plugged but it made no diff. Put a vacuum pump on the bleeder screw o...

7 Replies Received (View Replies)

  Related Documents & Media  2006 Pontiac Grand Prix

 
Message Closed w/FIX

car Vehicle Data

2006 Pontiac Grand Prix

VIN 2G2WP55216
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedHeater Core
ConditionsGurgle
Message Closed w/FIX

car Vehicle Data

2006 Pontiac Grand Prix

VIN 2G2WP55216
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedHeater Core
ConditionsGurgle