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CAMPAIGN: BRACE TO INTAKE MANIFOLD AND TRANSAXLE BOLTS

PRODUCT CAMPAIGN 88-C-09 BRACE TO INTAKE MANIFOLD AND BOLTS, ENGINE TO MANUAL TRANSAXLE

VEHICLES AFFECTED: Certain 1988 Pontiac Grand Am Models with Turbocharged Engine (VIN. Code M) and Manual 5-Speed Transaxle (MG1)

TO ALL PONTIAC DEALERS

General Motors has determined that some 1988 Pontiac Grand Am models equipped with turbocharged engines and manual five-speed transaxles were produced without a brace between the engine block and the intake manifold. Without the brace, the intake manifold may crack, resulting in poor driveability and increased noise. Also, two bolts which fasten the transaxle to the engine block may be missing. Without these attaching bolts, the transaxle housing may crack, leading to loss of transmission fluid, eventual damage to internal transaxle parts, and loss of transmission operation.

Dealers are to inspect vehicles for missing parts and install such parts as may be necessary according to the SERVICE PROCEDURE section of this campaign bulletin.

VEHICLES INVOLVED

Involved are certain 1988 Pontiac Grand Am models equipped with turbocharged engines (LT3, VIN Code M) and five-speed manual transaxles (MGI) within the following VIN breakpoints:

Condition Beginning Up to and Including ------------------------ --------- -------------------

Missing Brace to Intake Manifold JC600007 JC611729

Missing Bolts, Engine to Transaxle JC600391 JC637093

Involved vehicles have been identified by Vehicle Identification Number Computer Listings. Computer listings contain the complete Vehicle Identification Number, owner name and address data, and are furnished to the involved dealers with the campaign bulletin. Owner name and address data furnished will enable dealers to follow-up with owners involved in this campaign.

These listings may contain owner names and addresses obtained from State Motor Vehicle Registration Records. The use of such motor vehicle registration data for any other purpose is a violation of law in several states. Accordingly, you are urged to limit the use of this listing to the follow-up necessary to complete this campaign. Any dealer not receiving a computer listing with the campaign bulletin has no involved vehicles currently assigned.

OWNER NOTIFICATION

Owners will be notified of this campaign on their vehicles by Pontiac Division (see copy of Owner Letter included with this bulletin).

DEALER CAMPAIGN RESPONSIBILITY

Dealers are to service all vehicles subject to this campaign at no charge to owners, regardless of mileage, age of vehicle, or ownership from this time forward.

Whenever a vehicle subject to this campaign is taken into your new or used vehicle inventory, or it is in your dealership for service in the future, you should take the steps necessary to be sure the campaign correction has been made before reselling or releasing the vehicle.

Owners of vehicles recently sold from your new vehicle inventory are to be contacted by the dealer, and arrangements made to make the required modification according to instructions contained in this bulletin.

PARTS INFORMATION

Parts required to complete this campaign are to be obtained from General Motors Service Parts Operation (GMSPO). Only a small number of vehicles are involved in this campaign, and dealers should only order enough parts to handle the vehicles that actually appear on the dealers' listings. To ensure these parts will be obtained as soon as possible, they should be ordered from GMSPO on a C.I.O. order with NO special instruction code, but on an advise code (2).

Description Part Number Quantity Per Vehicle ---------------------- ----------- --------------------

Brace, Intake Manifold 1OO45015 1 - if required

Nut, M10 x 1.5 x 9 PC 10 11500424 1 - if required

Bolt, M8 x 1.25 x 20 6G 14060613 1 - if required

Bolt, Transaxle Case to Engine Block 11504299 2 - if required

Description Part Number Quantity Per Vehicle ----------- ------------ --------------------

Transaxle Stud 10012815 1 - if required (Metric M12 x 1.75 x 45)

(The transaxle stud is expected to be present on the vehicle.)

SERVICE PROCEDURE

1. Install vehicle on a hoist. Raise and prop the hood open.

INSPECTION AND INSTALLATION OF BRACE, ENGINE BLOCK TO INTAKE MANIFOLD:

2. Look under the intake manifold for brace, part (1) in Figure 1.

3. If brace is present, proceed to Step 10.

4. If brace is missing, disconnect the negative battery cable at the battery, raise vehicle and inspect the mounting bosses of the intake manifold (to cylinder head) for cracks. If cracks are found, replace intake manifold.

USE THE APPROPRIATE "T" OPERATION FOUND IN THE CLAIMS SECTION OF THIS BULLETIN IF IT IS NECESSARY TO REPLACE A CRACKED INTAKE MANIFOLD.

5. Confirm that Stud (4) in Figure 1 is present on boss of engine block. If required, install Stud (part number 10012815) into boss of block; torque to 55 lbs. ft. (75 Nm).

6. Position brace (part number 10045015) with battery cables and engine wiring harness between brace and engine as shown in Figure 2. Assemble nut (part number 11500424) finger tight to brace on stud.

7. Lower vehicle and torque bolt (part number 14060613), (3) in Figure 1 to 19 lbs. ft. (25 Nm).

8. Raise vehicle again and .torque nut, (2) in Figure 1 to 37 lbs. ft. (50 Nm).

9. Lower vehicle.

INSPECTION AND INSTALLATION OF # 3 AND # 4 BOLTS, TRANSAXLE TO ENGINE BLOCK:

10. Inspect for presence of bolt at position (3), see Figure 3.

11. If bolt is present, proceed to Step 17; it is not necessary to look at position (4). If bolt is missing, proceed with Steps 12 through 17.

12. Disconnect negative battery cable at the battery if not previously done.

13. Inspect mounting bosses of the transaxle (to engine block). If bosses are cracked, replace the transaxle case.

USE THE APPROPRIATE "T" OPERATION FOUND IN THE CLAIMS SECTION OF THIS BULLETIN IF IT IS NECESSARY TO REPLACE A CRACKED TRANSAXLE CASE.

14. Install bolt (part number 11504299) at position (3) as shown in Figure 3. Torque bolt to 55 lbs. ft. (75 Nm). It may be necessary to use a thin wall socket or "crow's foot".

15. Install bolt (part number 11504299) under engine/transaxle mounting bracket, at bolt location (4) Figure 3. Torque to 55 lbs. ft. (75 Nm). Use a 19 mm universal socket and 12 inch extension; a small piece of tape on the hex surfaces of the bolt will aid in retaining it in the socket.

16. Reconnect negative battery cable at battery.

17. Install Campaign Identification Label and close hood.

CAMPAIGN IDENTIFICATION LABEL

Each vehicle modified in accordance with the instructions outlined in this Product Campaign Bulletin will require a "Campaign Identification Label." Each label provides a space to include the campaign number, the five digit dealer code of the dealer performing the campaign service, and the date the vehicle was campaigned. This information may be inserted with a typewriter or ball point pen. Install the label only on a clean, dry surface of the radiator baffle where it is readily visible. (Additional campaign labels are available on stationery order as Form 7901-709).

CLAIM INFORMATION

A separate repair order must be used for each vehicle. A completed warranty claim is to be kept as a permanent record of completion.

DEALERS SHOULD SUBMIT WARRANTY CLAIMS FOR CREDIT IN THEIR NORMAL MANNER WHEN THEY PERFORM THE SERVICE AS FOLLOWS:

Other * Failure Labor Labor Labor Operation Code Operation Hours Hours --------- ------- --------- ------ -------

Inspect only, for brace & transaxle bolts 96 V4720 0.2 0.1

Inspect & install- brace only 96 V4721 0.3 0.1

Inspect & install- bolts only (trans- axle case to block) 96 V4722 0.2 0.1

Inspect & install both brace & bolts at trans- axle 96 V4723 0.5 0.1

* In addition dealerships will receive 0.1 hours credit for dealer administrative services associated with this campaign. The 0.1 hours allowance is to be entered in the "Other Labor Hours" field with each campaign repair listed for credit. This entry will not require authorization.

FAILURE CODE 96 MUST BE USED WITH THE LABOR OPERATION.

Parts required are to be listed in your warranty claim in the normal manner. Parts will be credited at dealer net plus 30% dealer handling allowance.

Dealers will be credited via Warranty Document or Terminal Transmission, whichever is their normal method of submission for payment. Claim must contain all information required and should list the labor operation as outlined.

Replace - Intake Manifold/Transaxle Case ---------------------------------------- (Use in conjunction with V4720, V4721, V4722, or V4723)

If campaign inspection reveals either a cracked intake manifold or cracked transaxle case. the appropriate "T" operation should be used for submission of a warranty claim.

NOTE: FAILURE CODE 95 MUST BE USED WITH THESE "T" OPERATIONS.

Labor Labor Description Operation Hours ----------- --------- -----

Intake Manifold Replace T3246 3.4 With A/C add 0.3

Transaxle Case Replace T3247 5.2

RECORDING COMPLETION

Repairs submitted for vehicles not involved in the campaign will not be paid. Campaign completion will be recorded from "PROPERLY COMPLETED AND PAID WARRANTY CLAIMS." Owners are being asked to present the owner reply card for identification to their dealer at the time they bring in their vehicle to have the campaign performed.

PRODUCT CAMPAIGN 88-C-09 BRACE TO INTAKE MANIFOLD AND BOLTS, ENGINE TO MANUAL TRANSAXLE

VEHICLES AFFECTED: Certain 1988 Pontiac Grand AM Models with Turbocharged Engine (VIN Code M) and Manual 5-Speed Transaxle (MG1)

TO: ZONE MANAGERS

General Motors has determined that some 1988 Pontiac Grand Am models equipped with turbocharged engines and manual five-speed transaxles were produced without a brace between the engine block and the intake manifold. Without the brace, the intake manifold may crack, resulting in poor driveability and increased noise. Also, two bolts which fasten the transaxle to the engine block may be missing. Without these attaching bolts, the transaxle housing may crack, leading to loss of transmission fluid, eventual damage to internal transaxle parts, and loss of transmission operation.

Dealers are to inspect for missing parts and install such parts as may be necessary according to the SERVICE PROCEDURES section of the campaign bulletin.

VEHICLES INVOLVED

Involved are certain 1988 Pontiac Grand Am models equipped with turbocharged engines (LT3, VIN Code M) and five-speed manual transaxles (MG1) with the following VIN breakpoints:

Condition Beginning Up to and Including --------- ---------- -------------------

Missing Brace to Intake Manifold JC600007 JC611729

Missing Bolts, Engine to Transaxle JC600391 JC637093

Involved vehicles have been identified by Vehicle Identification Number Computer Listings. Computer listings contain the complete Vehicle Identification Number, owner name and address data, and are furnished to the involved dealers with the campaign bulletin. Owner name and address data furnished will enable dealers to follow-up with owners involved in this campaign.

PARTS INFORMATION

Parts required to complete this campaign are to be obtained from General Motors Service Parts Operation (GMSPO). Only a small number of vehicles are involved in this campaign, and dealers should only order enough parts to handle the vehicles that actually appear on the dealers' listings. To ensure parts will be obtained as soon as possible, they should be ordered from GMSP on a C.I.O. order with NO special instruction code, but on an advise code (2).

Description Part Number Quantity Per Vehicle ----------- ----------- --------------------

Brace, Intake Manifold 10045015 1 - if required

Nut, M10 x 1.5 x 9 PC 10 11500424 1 - if required

Bolt, M8 x 1.25 x 20 6G 14060613 1 - if required

Boly, Transaxle Case to Engine Block 11504299 2 - if required

Transaxle Stud 10012815 1 - if required (Metric M12 x 1.75 x 45)

(The transaxle stud is expected to be present on the vehicle.)

CLAIM INFORMATION

A separate repair order must be used for each vehicle. A completed warranty claim is to be kept as a permanent record of completion.

DEALERS SHOULD SUBMIT WARRANTY CLAIMS FOR CREDIT IN THEIR NORMAL MANNER WHEN THEY PERFORM THE SERVICE AS FOLLOWS:

Other * Failure Labor Labor Labor Operation Code Operation Hours Hours --------- ------- ---------- ----- -------

Inspect only, for brace & transaxle bolts 96 V4720 0.2 0.1

Inspect & install- brace only 96 V4721 0.3 0.1

Inspect & install- bolts only (trans- axle case to block) 96 V4722 0.2 0.1

Inspect & install both brace & bolts at transaxle 96 V4723 0.5 0.1

* In addition dealerships will receive 0.1 hours credit for dealer administrative services associated with this campaign. The 0.1 hours allowance is to be entered in the "Other Labor Hours" field with each campaign repair listed for credit. This entry will not require authorization.

FAILURE CODE 96 MUST BE USED WITH THE LABOR OPERATION.

Parts required are to be listed in your warranty claim in the normal manner. Parts will be credited at dealer net plus 30% dealer handling allowance.

Dealers will be credited via Warranty Document or Terminal Transmission, whichever is their normal method of submission for payment. Claim must contain all information required and should list the labor operation as outlined.

Replace - Intake Manifold/Transaxle Case ---------------------------------------- (Use in conjunction with V4720, V721, V4722, or V4723)

If campaign inspection reveals either a cracked intake manifold or cracked transaxle case. The appropriate "T" operation should be used for submission of a warranty claim.

NOTE: FAILURE CODE 95 MUST BE USED WITH THESE "T" OPERATIONS.

Labor Labor Description Operation Hours ----------- --------- -----

Intake Manifold Replace T3246 3.4 With A/C add 0.3

Transaxle Case Replace T3247 5.2

DEALER AND OWNER MAILING

Dealers will shortly receive Campaign Bulletin 88-C-09 with VIN # listings. owner letter mailings will be made approximately ten days later.

PRODUCT CAMPAIGN 88-C-09 BRACE TO INTAKE MANIFOLD AND BOLTS ENGINE TO MANUAL TRANSAXLE

ORIG. ORIG. TO DO TO DO

01 Boston 21 17 Orlando 0 02 New York 8 18 Atlanta 3 03 Philadelphia 5 19 Memphis 3 04 Washington 16 21 Dallas 2 06 Pittsburgh 3 22 Houston 1

EASTERN REGION 53 SOUTHERN REGION 9 --------- ----------

07 Detroit 5 23 San Francisco 26 09 Cincinnati 12 24 Los Angeles 8 10 Chicago 7 27 Denver 10 15 Minneapolis 3 13 Kansas City 6

CENTRAL REGION 33 WESTERN REGION 44 ---------- ---------

U.S. TOTAL 139 =========


Object Number: 90466  Size: MF


Object Number: 87949  Size: FS


Object Number: 90095  Size: LF

General Motors bulletins are intended for use by professional technicians, not a "do-it-yourselfer". They are written to inform those technicians of conditions that may occur on some vehicles, or to provide information that could assist in the proper service of a vehicle. Properly trained technicians have the equipment, tools, safety instructions and know-how to do a job properly and safely. If a condition is described, do not assume that the bulletin applies to your vehicle, or that your vehicle will have that condition. See a General Motors dealer servicing your brand of General Motors vehicle for information on whether your vehicle may benefit from the information.