2003 Pontiac Grand Prix Heater Core Replacement

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Filed Under (Pontiac) by admin on 15-04-2011

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Tools Required J 38185 Hose Clamp Pliers Removal Procedure 1. Remove the fuel injector sight shield (3.8L only). Refer to Fuel Injector Sight Shield Replacement in Engine Mechanical-3.8L. 2. Drain the coolant. Refer to Cooling System Draining and Filling in Engine Cooling. 3. UseJ 38185 in order to position aside the heater hose inlet and outlet clamps at the heater core. 4. Disconnect the inlet and outlet heater hose from the heater core. 5. Remove the vacuum tank. Refer to Vacuum Tank Replacement in HVAC System – Manual. 6. Remove the floor carpet. Refer to Front Floor Panel Carpet Replacement in Interior Trim. 7. Remove the rear floor air outlet duct from the holes in the floor reinforcement. 8. Disconnect the rear floor air outlet duct from the heater core outlet cover. 9. Remove the bolts from the vaccum harness bracket and position bracket aside. Important: Position the heater core outlet cover downward and rearward in order to disconnect the cover from the rear area floor duct assembly. 10. Remove the heater core outlet cover screws. 11. Remove the heater core outlet cover. 12. Remove the heater core cover screws. 13. Remove the heater core cover. 14. Remove and discard the seals (1,2) from the heater core cover. 15. Remove the caulk (3) from the heater core cover. 16. Remove and discard the heater core outer seal (5) from the heater core. 17. Remove the heater core clamp screw (1). 18. Remove the heater core retaining clamp. 19. Remove the heater core pipe retainer clamp screw (2). 20. Remove the heater core from the HVAC lower case. 21. Remove the heater core pipe retainer clamp from the heater core pipes. 22. Remove and discard the heater core lower seal (4) from the HVAC case. 23. Remove and discard the heater core center seal (3) from the HVAC case. 24. Remove and discard the heater core upper seal (2) from the HVAC lower case. 25. Remove and discard the heater core side seals (1) from the HVAC lower case. Installation Procedure

1995 Pontiac Sunfire Corrosion/ Moisture Entering the PCM

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Filed Under (Pontiac) by admin on 22-01-2011

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Condition General Motors has decided to conduct a Voluntary Emission Campaign involving certain 1997, 1998 and 1999 Chevrolet Cavalier and Pontiac Sunfire model vehicles located in fifteen U.S. high salt corrosion states and in Ontario. Quebec and Atlantic provinces; and certain 1995, 1996, 1997, 1998, and 1999 Chevrolet Cavalier and Pontiac Sunfire model vehicles located Manitoba, Saskatchewan, Alberta, British Columbia, the Yukon and Northwest Territories. These vehicles have the potential to experience moisture entering the Powertrain Control Module (PCM), as a result of corrosion after extended exposure to road salt, Moisture entering the PCM can lead to symptoms including illumination of the Check Engine light or the engine running rough. If these symptoms are ignored, the engine may stall and may not be able to be restarted.

2000-2002 Pontiac Grand Prix Low Engine Coolant Level Indicator Always on (Diagnose Low Coolant Level System

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Filed Under (Pontiac) by admin on 17-01-2011

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Subject: Models: Low Engine Coolant Level Indicator Always On (Diagnose Low Coolant Level System Operation/Check Sensor for Oil Contamination) 2000-2002 Buick Century, Regal 2000-2001 Chevrolet Lumina 2000-2002 Chevrolet Impala, Monte Carlo 2000-2002 Pontiac Grand Prix 2000-2002 Oldsmobile Intrigue Condition Some customers may comment that the low engine coolant level indicator is always illuminated. Cause The cause of this condition may be due to engine oil contaminating the coolant. Possible sources of oil contamination are internal engine leaks, improper service procedures, or the addition of some types of anti-leak additives to the cooling system. Once in the coolant, the oil leaves deposits on the level sensor creating an insulating film. This film results in a false activation of the coolant level indicator. Correction Diagnose low coolant level system operation and check the sensor for oil contamination using the procedure listed below. Important: No coolant supplements should be used in GM cooling systems, other than what is approved and recommended by GM. The use of “aftermarket” over-the-counter sealing and cooling supplements may affect the operation of the low coolant level sensor. Discoloration of the coolant recovery bottle is normal and does not necessarily indicate that coolant contamination is present. Flush cooling system only when instructed by this bulletin. 1. Verify that the coolant is at proper level in the radiator and the coolant recovery bottle. If the coolant is low, add proper amount of 50/50 water and DEX-COOL® mixture. If the low coolant light operates properly, diagnose the cooling system for loss of coolant as outlined in SI. DO NOT proceed further with this bulletin. 2. Remove the low coolant level sensor. Refer to Coolant Level Module Replacement in the Engine Cooling sub-section. 3. With the key on, the engine off and the coolant level sensor disconnected from the vehicle wiring harness, observe the low coolant light: • Light is on — Chassis wiring or instrument cluster concern. Follow the appropriate diagnostic information in SI. • Light is out — Proceed to Step 4.

2003-2004 Pontiac Vibe Equipped with Power Windows Front Door Glass Shatter – Replace Bolts

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Filed Under (Pontiac) by admin on 04-01-2011

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SERVICE PROCEDURE Front Door Glass Bolt Replacement Caution: Avoid hands and face being caught by the front door glass when adjusting the height of the front door glass. 1. Adjust the front door glass to align the position of the front door glass bolt with the service hole. 2. Approximately 100 mm (4 in) from the top of the front door trim board, mark off 80 mm (3 in) with tape. 3. Adjust the front door window glass to align with the tape marking. Notice: Unhook the clip before unhooking the claw to prevent breaking the bracket garnish. 4. Remove the clip and unhook the claws to remove the front door lower frame bracket garnish. Notice: Wrap protective tape around the head of the flathead screwdriver to avoid scratching the power window switch or trim board. 5. Using a flathead screwdriver with protective tape wrapped around the head, remove the six (6) clips and claws to separate the power window switch. 6. Remove the power window switch: For LH – Unlock and remove the connector. Refer to the illustration. 2092983 – For RH (with door lock switch) – Disconnect the two (2) connectors. – For RH (without door lock switch) – Disconnect the connector. 2092928 7. Remove the screw from the door pull handle, and remove the handle. Notice: Wrap protective tape around the head of the flathead screwdriver to avoid scratching the power window switch or trim board. 8. Remove the screw. 9. Remove the front door trim board. Notice: Avoid damaging the inside handle when removing the trim board. 10. Remove the eight (8) clips and remove the trim board. Notice: Pull the service cover up carefully to avoid damaging the service cover. Notice: Do not allow butyl tape to adhere to any parts. 11. Pull up on the service hole cover until the bolt for the front door glass is visible, and then secure the cover in place with tape.

2005-2006 Pontiac G6 Brake Lamps Not Working Properly

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Filed Under (Pontiac) by admin on 01-01-2011

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2005-2006 model year Pontiac G6 vehicles. Some of these vehicles have a condition where the brake lamps may not operate properly because of fretting corrosion in a wiring connector. Fretting corrosion in the connector could cause the brake lamps to illuminate when the brake pedal has not been depressed, or the lamps may not illuminate when the brake pedal is depressed. In addition, the cruise control may not engage, or greater brake pedal force may be required to shift the vehicle out of PARK. Brake lamps that are not operating properly may not warn a driver in a following vehicle of the braking status and could lead to a crash without prior warning. apply a dielectric lubricant to the connector to repair and prevent fretting corrosion.