Fan Shroud Replacement

WARNING: This page is about a different car, the 2006 Chevrolet Monte Carlo and 2006 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Fan Shroud & Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
NOTE: Refer to Fastener Notice . Fastener Tightening Specifications: Refer to Fastener Tightening Specifications . Preliminary Procedure CAUTION: Keep hands, tools, and clothing away from the electric engine coolant fans in order to help prevent personal injury. These fans are electric and can turn on whether or not the engine is running. The fans can start automatically with the ignition in the ON position. CAUTION: An electric fan under the hood can start up even when the engine is not running and can injure you. Keep hands, clothing and tools away from any underhood electric fan. CAUTION: To help avoid personal injury or damage to the vehicle, a bent, cracked, or damaged fan blade or housing should always be replaced. CAUTION: Before servicing any electrical component, the ignition key must be in the OFF or LOCK position and all electrical loads must be OFF, unless instructed otherwise in these procedures. If a tool or equipment could easily come in contact with a live exposed electrical terminal, also disconnect the negative battery cable. Failure to follow these precautions may cause personal injury and/or damage to the vehicle or its components. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (RPOs LZE/LZ4/LZ9) or Battery Negative Cable Disconnect/Connect Procedure (RPO LS4) . Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement for the 3.5L engine or to Air Cleaner Assembly Replacement for the 3.9L engine or to Air Cleaner Assembly Replacement for the 5.3L engine. Remove the engine mount struts. Refer to Engine Mount Strut Replacement for the 3.5L engine or to Engine Mount Strut Replacement for the 3.9L engine or to Engine Mount Strut Replacement for the 5.3L engine. Remove the coolant reservoir hose from the fan shroud LS4 only. Disconnect the upper transaxle oil cooler pipe from the radiator. Refer to Transmission Fluid Cooler Line Quick Connect Fitting .
1	Bolt, Radiator Bracket Upper Support Tighten: 10 N.m (89 lb in)
2	Bracket, Radiator Upper Support CAUTION: If a fan blade is bent or damaged in any way, do not repair or reuse the damaged part. Always replace a bent or damaged fan blade. Fan blades that have been damaged can not be assured of proper balance and could fail and fly apart during subsequent use. This creates an extremely dangerous situation. The fan blades must remain in proper balance. You cannot assure fan blade balance once a fan blade has been bent or damaged. A fan blade that is not in proper balance could fail and fly apart during use, creating an extremely dangerous situation.
3	Bolt, Fan Shroud Tighten: 6 N.m (53 lb in)
4	Remove the bolt that connects the fan shroud to the condenser hold down bracket. Tighten: 6 N.m (53 lb in).
5	Shroud, Fan Tip: When replacing the fan shroud, remove the cooling fan motors. Refer to Cooling Fan Motor Replacement - Electric .