Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHRYSLER1999300M V6-3.5L VIN GREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSBODY CONTROL MODULETECHNICAL SERVICE BULLETINSALL TECHNICAL SERVICE BULLETINSA/C - ATC/MANUAL SYSTEM, ERRATIC OPERATIONOVERVIEW
1999 Chrysler 300M V6-3.5L VIN G
A/C - ATC/Manual System, Erratic Operation: Overview
1999 Chrysler 300M V6-3.5L VIN GSECTION Overview
NO: 24-10-98
GROUP: Air Conditioning
DATE: Jul. 10, 1998
SUBJECT:
Automatic Temperature
Control (ATC)/Manual
System Erratic Operation
MODELS:
1998 - 1999 (LH) Concorde/Intrepid/LHS/300M
NOTE:
THIS BULLETIN APPLIES TO VEHICLES BUILT BEFORE JULY 20, 1998 (MDH 0720XX). THE LAST SIX DIGITS OF THE V.I.N. WILL BE IN THE ONE HUNDRED THOUSAND SERIES (1XXXXX).
SYMPTOM/CONDITION:
The following conditions may exist:
ATC Temperature Drift:
On long trips of 60 minutes or more in cold ambient temperatures (00 to 30° F, -1 to 18° C) the A/C system drifts to a cooler setting in the "AUTO" mode. This may be accompanied by temperatures too cool in the upper body area or too hot in the foot area.
ATC Snowflake Symbol:
The ATC snowflake symbol turns on in the ATC control display during cool weather (as low as 45° F, 7° C) in the "AUTO" mode.
Manual A/C Temperature
Control Settings:
Air from the climate control system is too cool in cold weather when the temperature control is set between the 1/2 to almost full heat setting (highest temperature). This may occur when the operator lowers the temperature setting after initially heating the vehicle.
DIAGNOSIS:
If any of the above conditions exist or owner complains of any of these conditions perform the Repair Procedure. Performing the Repair Procedure will change all of the conditions listed above. There is no way to change any single condition.
PARTS REQUIRED:
AR(1) 04602282AD Module, Body Control, Concorde/Intrepid//300M
AR(1) 04602284AD Module, Body Control, LHS
NOTE:
THESE BODY CONTROL MODULES CAN ONLY BE ORDERED THROUGH D.I.A.L. FUNCTION 11 (THE V.I.N. AND VEHICLE MILEAGE ARE REQUIRED TO ORDER MODULES).
POLICY: Reimbursable within the provisions of the warranty.
TIME ALLOWANCE:
Labor Operation No: 08-19-02-99 0.4 Hrs.
FAILURE CODE: P8 - New Part
GROUP: Air Conditioning
DATE: Jul. 10, 1998
SUBJECT:
Automatic Temperature
Control (ATC)/Manual
System Erratic Operation
MODELS:
1998 - 1999 (LH) Concorde/Intrepid/LHS/300M
NOTE:
THIS BULLETIN APPLIES TO VEHICLES BUILT BEFORE JULY 20, 1998 (MDH 0720XX). THE LAST SIX DIGITS OF THE V.I.N. WILL BE IN THE ONE HUNDRED THOUSAND SERIES (1XXXXX).
SYMPTOM/CONDITION:
The following conditions may exist:
ATC Temperature Drift:
On long trips of 60 minutes or more in cold ambient temperatures (00 to 30° F, -1 to 18° C) the A/C system drifts to a cooler setting in the "AUTO" mode. This may be accompanied by temperatures too cool in the upper body area or too hot in the foot area.
ATC Snowflake Symbol:
The ATC snowflake symbol turns on in the ATC control display during cool weather (as low as 45° F, 7° C) in the "AUTO" mode.
Manual A/C Temperature
Control Settings:
Air from the climate control system is too cool in cold weather when the temperature control is set between the 1/2 to almost full heat setting (highest temperature). This may occur when the operator lowers the temperature setting after initially heating the vehicle.
DIAGNOSIS:
If any of the above conditions exist or owner complains of any of these conditions perform the Repair Procedure. Performing the Repair Procedure will change all of the conditions listed above. There is no way to change any single condition.
PARTS REQUIRED:
AR(1) 04602282AD Module, Body Control, Concorde/Intrepid//300M
AR(1) 04602284AD Module, Body Control, LHS
NOTE:
THESE BODY CONTROL MODULES CAN ONLY BE ORDERED THROUGH D.I.A.L. FUNCTION 11 (THE V.I.N. AND VEHICLE MILEAGE ARE REQUIRED TO ORDER MODULES).
POLICY: Reimbursable within the provisions of the warranty.
TIME ALLOWANCE:
Labor Operation No: 08-19-02-99 0.4 Hrs.
FAILURE CODE: P8 - New Part
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.