Cooling System - Bypass Kit
SUBJECT BYPASS ENGINE COOLANT KIT NUMBER: 85-T-54DATE: April 9, 1986
MODELS/YEARS 1985 CALAIS WITH 3.0L MPFI LN7 ENGINE
SECTION: 6B
A new service kit to revise 3.0L MPFI engines built prior to December 1984 is now available. This additional bypass supplements that already provided through the heater.
FIGURE 1:
The bypass kit part no. 25527549 contains the following: See Figure 1..
- adapter tee
- 45~ elbow
- pipe assembly
- adapter hose
- two (2) clamps for adapter hose
- two (2) clamps for lower radiator hose
- adapter to lower radiator hose
- thermostat
- coolant outlet gasket
Several performance changes are provided by installing this kit including: reduced engine coolant temperature cycling, reduced temperature gauge cycling or an intermittent hot light, and reduced possibility of trapped air in the engine. If a condition of temperature gauge cycling or intermittent hot light is encountered, the new service kit may be installed as a correction.
An installation instruction sheet is provided in the bypass kit. This kit also requires the use of three
(3) tablets of part number 3634621* (6 tablets per package) cooling system supplement. A cooling system supplement not to exceed 3 tablets must be added before reinstalling the radiator cap to assure protection is maintained at original factory levels.
*Order as direct ship maintenance material from WDDGM
Warranty Information
Labor Hours: 1.9
Labor Operation: T5098
Trouble Code: 92