CAMPAIGN:REAR BENCH SEAT LATCH ASSEMBLY

Models: 1993 Chevrolet and GMC C/K Crew Cab (Built at Janesville Assembly Plant)

TO: ALL GENERAL MOTORS DEALERS

General Motors of Canada Limited has determined that certain 1993 Chevrolet and GMC C/K Crew Cab model vehicles with a folding full bench rear seat were built with the manual latch mechanism attached to the back frame lower cross tube with domed head steel rivets instead of the bolts specified. This condition does not meet the requirements of the Canada Motor Vehicle Safety Standard (CMVSS) 207, "Anchorage of Seats."

To correct this condition, dealers are to replace the rivets with the correct bolts.

VEHICLES INVOLVED:

Involved are the following affected 1993 models:

CHEV GMC

1GCHK33K8PJ389549 1GTHK33F3PJ743965 1GCHK33K8PJ389826 1GTHK33F8PJ744108 1GCHK33K7PJ389915 1GTHK33F2PJ744332 1GCHK33K9PJ390290 1GTHK33F0PJ744393 1GCHK33K3PJ390365 1GTHK33N3PJ744413 1GCGC33KXPJ390436 1GTGC33KXPJ744441 1GTHK33F1PJ744578 1GTHK33F1PJ744645 1GTGC33F9PJ744711 1GTHK33F5PJ744874

NOTE: PLEASE CHECK DCS SCREEN 45 OR YOUR V.I.N. LISTING BEFORE PERFORMING CAMPAIGN TO ENSURE THAT THE VEHICLE IS AFFECTED. ONLY AFFECTED VIN'S WILL BE PAID.

All affected vehicles have been identified by the VIN listing provided to involved dealers with this bulletin. Any dealer not receiving a listing was not shipped any of the affected vehicles.

DEALER CAMPAIGN RESPONSIBILITY:

All unsold new vehicles in dealer's possession and subject to this campaign must be held and inspected/repaired per the Service Procedure of this Campaign Bulletin before owners take possession of these vehicles.

Dealers are to perform this campaign on all involved vehicles at no charge to owners, regardless of kilometres traveled, age of vehicle, or ownership, from this time forward.

Owners of vehicles recently sold from your new vehicle inventory with no owner information indicated on the dealer listing, are to be contacted by the dealer, and arrangements made to make the required correction according to instructions contained in this bulletin. This could be done by mailing to such owners a copy of the owner letter accompanying this bulletin. Campaign follow-up cards should not be used for this purpose, since the owner may not as yet have received the notification letter.

In summary, whenever a vehicle subject to this campaign is taken into your new or used vehicle inventory, or is in your dealership for service in the future, please take the steps necessary to be sure the campaign correction has been made before selling or releasing the vehicle.

CAMPAIGN PROCEDURE:

Refer to Section 4 of the Service Policies and Procedures Manual for the detailed procedure on handling Product Campaigns. Dealers are requested to complete the campaign on all transfers as soon as possible.

OWNER NOTIFICATION:

All owners of record at the time of campaign release are shown on the attached computer listing and have been notified by first class mail from General Motors (see copy of owner letter included with this bulletin). The listings provided are for campaign activity only and should not be used for any other purpose.

PARTS INFORMATION:

Parts required to complete this campaign should be ordered through regular channels, as follows:

Part Number Description Quantity/Vehicle

11509509 Bolt 4

PARTS AND LABOUR CLAIM INFORMATION:

Credit for the campaign work performed will be paid upon receipt of a properly completed campaign claim card or DCS transmission in accordance with the following:

Repair Code Description Time Allowance

1A Inspect -Bolts Already Installed .3

2A Inspect and Replace Rivets with Bolts .7

Time allowance includes 0.1 hour for dealer administrative detail associated with this campaign. Parts credit will be on dealer net plus 30% to cover parts handling.

SERVICE PROCEDURE: See illustrations on pages 4 and 5

INSPECTION

1. Release latch handle on seat back and pull seat back forward.

2. Release seat rise handle and slide seat forward.

3. Insert fingers through seat back slot next to latch handle and feel to see if unit is equipped with a rivet or bolt. If vehicle is equipped with bolts, proceed to step #4. If vehicle is equipped with rivets, proceed to "Repair" procedure below.

4. Install Campaign Identification Label.

REPAIR

1. With seat in full forward position, begin repair on left hand side. Unzip seat back trim half-way.

2. Drill rivet centres out with a 3/16" bit. If rivet spins, use 5/8" wide chisel to knock off rivet head.

3. Flip rod latch bracket down and use a 1/8" punch to knock rivet out. If rivet drops into frame tube, use expandable spray foam insulation in hole to prevent rivet from rattling in tube.

4. Flip launch bar bracket up and line bracket up with holes.

5. Install bolt and tighten to 6-8 N.m (53-71 lb. in., or 4.5 to 6 lb. ft.).

6. Check seat for proper latching by putting seat back and pulling towards front.

7. Check seat for unlatching by pulling up on latch, seat should fall forward.

8. Zip trim back down.

9. Repeat procedure for right side seat.

10. Install Campaign Identification Label.

INSTALLATION OF CAMPAIGN IDENTIFICATION LABEL

Clean surface of radiator upper mounting panel and apply a Campaign Identification Label. Make sure the correct number is inserted on the label. This will indicate that the campaign has been completed.

General Motors of Canada bulletins are intended for use by professional technicians, NOT a "do-it-yourselfer." They are written to inform these 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 your General Motors dealer for information on whether your vehicle may benefit from the information.

Customer Support Department General Motors of Canada Limited

October 1993

Dear General Motors Customer:

General Motors of Canada Limited has determined that certain 1993 Chevrolet and GMC C/K Crew Cab model vehicles with a folding full bench rear seat were assembled with steel rivets instead of the bolts specified. This condition does not meet the requirements of the Canada Motor Vehicle Safety Standard (CMVSS) 207, "Anchorage of Seats."

To correct this condition, dealers are to replace the rivets with the correct bolts.

This service will be provided for you at no charge.

Please contact your GM dealer as soon as possible to arrange a service date.

If parts are required, ask your dealer for details regarding their availability. If parts are not in stock, they can be ordered before scheduling your service date.

This letter identifies your vehicle. Presentation of this letter to your dealer will assist their Service personnel in completing the necessary correction to your vehicle in the shortest possible time.

We are sorry to cause you this inconvenience; however, we have taken this action in the interest of your continued satisfaction with our products.

Customer Support Department General Motors of Canada Limited

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.