Special Tools
BO-38185 Hose Clamp Pliers
For equivalent regional tools, refer to Special Tools.
Note:
The quick connector has an internal anti-rotation feature. The ensure the quick connector is properly aligned to the heater core pipe, position the white mark to the 12:00 O’clock position during installation.
Heater Core Replacement
Heater Inlet Hose Replacement (LUV)Remote Vehicle Speed Limiting Description and Operation
Certain vehicles equipped with OnStar® now have an additional feature that allows
for remote limiting of the vehicle's speed. This OnStar® feature is called Stolen
Vehicle Slow-Down and is now part of the OnStar® Stolen Vehicle Assistance service.
This feature, when used in conjunction ...
Cooling System Description and Operation
Cooling System
The cooling system maintains the engine operating temperature at the efficient
level under any speed and operating condition. When the engine is cold, the
cooling system cools the engine slowly or not at all. The slow cooling of the
engine allows the engine to warm u ...
Exhaust Manifold Cleaning and Inspection
Clean the exhaust manifold (1) in solvent.
Warning: Wear safety glasses in order to avoid eye damage.
Dry the exhaust manifold (1) with compressed air.
An exhaust manifold leak or damage may cause an exhaust leak and may effect
OBD II system perf ...