how to replace thermostat.

180,000 MILES • 4.3L • V6 • RWD • AUTOMATIC
Avatar
YULIANRG
  • MEMBER
  • 6 POSTS
I have code P0134.
Jan 16, 2016 at 9:29 PM
Advertisement
Avatar
WRENCHTECH
  • ✓Experienced Mechanic
  • 20,760 POSTS
What does a P0134 have to do with a thermostat?
Jan 16, 2016 at 10:22 PM
Avatar
YULIANRG
  • MEMBER
  • 6 POSTS
Sorry P0128.
Jan 16, 2016 at 10:24 PM
Avatar
WRENCHTECH
  • ✓Experienced Mechanic
  • 20,760 POSTS
No engine size listed
Jan 16, 2016 at 10:26 PM
Avatar
YULIANRG
  • MEMBER
  • 6 POSTS
4.3 v6
Jan 16, 2016 at 10:27 PM
Avatar
WRENCHTECH
  • ✓Experienced Mechanic
  • 20,760 POSTS
Thermostat Replacement (4.3L) Removal Procedure Remove the air cleaner and the duct assembly. Partially drain the coolant. Remove the coolant recovery reservoir. Disconnect the radiator hose from the thermostat housing. https://www.2carpros.com/images/external/113304386.jpg.gif Remove the bolts attaching the thermostat housing to the thermostat. Remove the thermostat housing. Remove the thermostat. Clean the gasket mating surfaces. Installation Procedure Notice: Refer to Coolant Addition Notice in Service Precautions. Install the thermostat. Install the thermostat housing to the intake manifold. Notice: Refer to Fastener Notice in Service Precautions. Install the bolts to the housing. Tighten the bolts to 25 Nm (18 ft. lbs.) . Connect the radiator hose to the thermostat housing. Install the coolant recovery reservoir. Install the air cleaner and the duct. Refill the cooling system. Bleed the air from the cooling system. Inspect the thermostat housing and the gasket for coolant leaks.
Jan 16, 2016 at 10:30 PM
Add a reply
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.

Frequently Asked Problems for This Vehicle