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#01-02-35-008: Electronic Steering Column Lock May Refuse to

1. 01 02 35 008 Electronic Steering Column Lock May Refuse to Operate DIC Service Message Displayed Update Column Lock Wiring Install Revised Relay and or Replace Electronic Column Lock Dec 3 2001 Subject Electronic Steering Column Lock May Refuse to Operate DIC Service Message Displayed Update Column Lock Wiring Install Revised Relay and or Replace Electronic Column Lock Models 1997 1998 Chevrolet Corvette 2000 Chevrolet Corvette Built Between the Following VIN Breakpoints Year Plant FromVIN Through VIN 1997 BowingGgeen Ad 1998 Bowling Green W5100001 W5123354 2000 Bowling Green Y5116234 End of Production Condition Important This Service Bulletin only applies to vehicles that are NOT included in Customer Satisfaction Campaign 00104A Corvette Electronic Column Lock Some customers may comment that the electronic steering column may not function as intended The condition could result in the failure of the steering column to unlock during initial key in and start up The customer may also comment on a Pull Key Wait Ten Seconds or a Service Column Lock message appearing on the Driver Information Center Should the column fail to unlock the PCM will disable the fuel to the engine limiting the vehicle to approximately 3 km h 2 mph Correction The required repair varies depending on the model year transmission and if the vehicle is domestic or export Please refer to the chart b
2. remove the steering wheel Remove the tilt steering lever Remove the combination trunk release and fog light switch Ne DON UT M Important When removing the driver s side knee bolster trim panel as described below care must be taken not to damage the console trim plate as the knee bolster trim panel tucks in behind the console trim plate 8 Remove the driver s side knee bolster trim retaining screws and panel Pull back the console trim panel away from the I P and disengage the knee bolster trim panel 9 Remove the wiper control stalk 10 Remove the lower and upper steering column shrouds If the vehicle is equipped with power telescoping feature disconnect the telescoping switch 11 Remove the snap ring and SIR coil from the steering column 12 13 14 15 16 17 23 Remove and discard the Steering Column Lock Cam Orientation plate using the J 38364 Install the included Cam Orientation Plate and secure with a new locking ring using J 42137 and J 38364 as shown Install the SIR coil and secure with snap ring Disconnect the connector from the ECL located on the right lower side of the steering column to the I P main harness Route the new jumper wire and relay harness over the knee bolster styrofoam and metal construction The new relay 1 must be mounted to the left I P brace with a zip tie as shown Install the new relay and jumper harness Plug one end of the jumper harness into the connecto
3. telescoping wheel switch harness if equipped Install the wiper control stalk Install the tilt steering lever Install a new steering wheel set nut Tighten Tighten the new steering wheel set nut to 41 N m 30 Ib ft Install the SIR module to the steering wheel Important If the vehicle being serviced is a 2000 MY Manual Transmission or any 2000 MY Export you MUST perform additional steps At this time refer to Wiring Upgrades for 2000 Manual Trans and Export below Install the driver s side knee bolster trim panel Refer to Wiring Upgrades section below if vehicle is a 2000 MY Manual Trans or Export Enable the SIR module Refer to Enabling the SIR System in the SIR sub section of the Service Manual Reconnect the battery Cycle the ECL Depending on the position of the relay and the ECL locking bolt when the key is first turned on you may receive the message Pull key and wait 10 sec upon key on If you receive the warning message follow the instructions key off and remove the key from the ignition Wait a full ten seconds re insert the key and turn the key to the ON position From this point the ECL and relay should be synchronized Close the hood Wiring Upgrades for 2000 Models with Manual Transmission and Export Vehicles Important 1 2 In order to complete the wiring upgrades listed in the section you will need to order P N 88952428 Wire Kit Strg Wheel Theft Dtrnt You may use the included schema
4. ASSENGER ZONE MODULE Hatch Release Relay KeyOut Kay Out BB C6 C14 0 5 eee all 1604 B ORN 1603 0 35 ORN 840E 035 TAN 1598 GRN 1601 elm J165 B CY P165 0 35 0 35 P1657 B 0 8 PPL 1604A DK BLU 1393 LT BLU 1344 5100 0 95 T 1 J165 D LT GRN 80 0 8PPL 16043 Pi165YD 1 0 5 TAN 159A l Led Interlor Lights LD Shutdwn pq RLY Col i Call ra4 ot Ig og Ld Ld bad Interlor Backup Ignition Lights Lights Switch Load Relay Key Out Monitor Coil Signal 0 35 LT BLU 1344 preg Lod Hatch Release Relay 0 35 BLK 150A Goll wes LA 2000 late Manual and All Export 0 35 BLK 150B 0 35 BLK 150C Steering WHL Unlock 0 8 PPL 1604 0 8 ORN 1603 159 0 8 PPL 0 5 DK GRN 911 0 35 LT GRN 1601 0 8 PPL 1604 A2 C2 Actuator Rela ASM ASM STR SPDT WHL M Lock D C1 A1 0 8 WHT 912 2000 late Automatic U S amp Canada From Power Distribution 10 A BATT Fuse Steering WHL ate Steering Steering Lock b WHL WHL Relay Feodiac Unlock Lock C15 A6 0 8 PPL 1604 A8 D14 0 8 ORN 1603 0 5 DKGRN 911 Cl J165 CYP165 ui c2 Relay 0 35 LT GAN 1601 ASM 0 8 PPL 1604A COL Lock 0 8 PPL 1604B A2 Al J165 B P165 From Power Distribution 10 A BATT Fuse 0 35 LT GRN 1601 0 8 PPL 1604C Relay ASM Latch 0 35 BLK 150A 0 35 BLK 150C Parts
5. Information Part Number Description 26050960 Lock Strg Whl Theft Dtrnt 26056108 Nut Steering Wheel 88952427 Harness Kit Strg Whl Theft Dtrnt Lk Shorting 88952428 Wire Kit Strg Whl Theft Dtrnt Lk Parts are currently available from GMSPO Warranty Information For vehicles repaired under warranty use Labor Labor Operation Description Time N8505 ECL Replace 1997 1998 2000 Manual Trans and All 0 8 hr Export and ECL Disable All Domestic w Auto Trans i Add To install SPDT relay and revise wiring 2000 MY Manual 0 4 hr Trans and All 2000 Export i GM 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 GM dealer for information on whether your vehicle may benefit from the information
6. able Disable the SIR module Refer to Disabling the SIR System in the SIR sub section in the Service Manual Remove the driver s side SIR module from the steering wheel Remove and discard the steering wheel set nut Using J 1859 A and J 42120 remove the steering wheel Remove the tilt steering lever Remove the combination trunk release and fog light switch Important When removing the driver s side knee bolster trim panel as described below care must be taken not to damage the console trim plate as the knee bolster trim panel tucks in behind the console trim plate Remove the driver s side knee bolster screws and trim panel Pull back the console trim panel away from the I P and disengage the knee bolster trim panel Remove the wiper control stalk Remove the lower and upper steering column shrouds If the vehicle is equipped with a power telescoping feature disconnect the telescoping switch Remove the snap ring and SIR coil from the steering column Remove the steering column lock plate with J 38364 Disconnect the ECL electrical harness located on the right lower side of the steering column to the I P main harness 23 24 25 26 28 Remove the ECL from the vehicle and discard Install a new ECL Connect the ECL electrical harness Install the steering column locking plate using J 38364 Install the SIR coil and secure with snap ring Install the lower and upper steering column shrouds Connect the
7. elow which outlines the proper parts to install with each combination Model Domestic Export Required Service 1997 98 U S amp Canada Replace the ECL P N 26050960 U S amp Canada Install P N 88952427 Harness Kit Strg Whl Theft Dtrnt Lk Shorting MES 26056108 Nut Steering Wheel Cam Orientation Plate Replace the ECL and Install 2000 Manual U S amp Canada P N 88952428 Wire Kit Strg Whl Theft Dtrnt Lk Install P N 88952427 Harness Kit Strg Whl Theft Dtrnt Lk Shorting zou AERAN U S amp Canada 56056108 Nut Steering Wheel Cam Orientation Plate 1997 98 an Export Replace the ECL P N 26050960 Replace ECL P N 26050960 and 2000 All Export Install P N 88952428 Wire Kit Strg Whl Theft Dtrnt Lk Service Procedure Important e When removing the driver s side knee bolster trim panel as described below care must be taken not to damage the console trim plate as the knee bolster trim panel tucks in behind the console trim plate e Revised schematics are included to aid and or verify the proper installation of the service kit ECL Disconnect 1997 1998 and 2000 Models with Automatic Transmission Domestic Disconnect the negative battery cable Disable the SIR module Refer to Disabling the SIR System in the SIR sub section of the Service Manual Remove the driver s side SIR module from the steering wheel Remove and discard the steering wheel set nut Using J 1859 A and J 42120
8. r on the I P harness side Plug the other end into the connector on the ECL side The connectors on the jumper are specific and cannot be connected incorrectly The connector becomes J165 P165 Install the lower and upper steering column shrouds Install the wiper control stalk Install the tilt steering lever Install the steering wheel to the steering column Install a new steering wheel set nut P N 26056108 Tighten Tighten the new steering wheel set nut to 41 N m 30 Ib ft Install the SIR module to the steering wheel 24 25 26 27 Install the driver s side knee bolster trim panel Enable the SIR module Refer to Enabling the SIR System in the SIR sub section of the Service Manual Reconnect the battery Cycle the ECL Depending on the position of the relay and the ECL bolt when the key is first turned on you may receive the message Pull Key and wait 10 sec upon key on If you receive the warning message follow the instructions key off and remove the key from the ignition Wait a full ten seconds re insert the key and turn the key to the ON position From this point the ECL and relay should be synchronized ECL Upgrade 1997 1998 and 2000 Models with Manual Transmission or Export Vehicles Important In order to complete the repairs for the vehicles referenced above you must order P N 26056108 Nut Steering Wheel and P N 26050960 Lock Strg Whl Theft Dtrnt Ne ei 13 Disconnect the negative battery c
9. rly Manual U S amp Canada and All Export Manual amp Auto Headlights and Fog Lights Headlights and Export Exterior Fog Lights Lights Export Front Fog LP Front Fog LP Relay Coil Relay Coll r7 r7 I ot og Lead Led 0 35 DK GRN WHT 1317 DK GRNMHT 1317 Headlights and Fog Lights Export Exterior Lights Export Rear Fog LP Relay Coil pe l Il L d 0 35 GRY 1901 0 35 ORN 840E DK BLU 38 0 35 DK BLU 1393 r 4 1 ot Lod Interlor Lights LD Shutdwn roq RY Odl i r 24 1 Il 1 Il Load Lod Lod Interior Backup Ignition Lights Lights Switch Load Relay Key Out Monitor Coil Signal psg l o Lad Hatch Release Relay Coll Rear Defogger Interior Lamps and Heated Courtesy LP Mirrors Rear Relay Coil Defog Relay Coil p r 4 I ot l Il bed Led 0 35 GRY BLK 690 0 35 WHT 193 0 35 LT GRN 1601 0 35 BLK 150A 1997 and 1998 early Automatic U S amp Canada Headlights and Headlights and Fog Lights Fog Lights Headlights and Export Exterlor Export Exterior Rear Defogger Fog Lights Lights Export Lights Export Interlor Lamps and Heated Front Fog LP Front Fog LP Rear Fog LP Courtesy LP Mirrors Rear Relay Coil Relay Coil Relay Coll Relay Coil Defog Relay Coil r r r r 5 p I ot I ot I Il Lad Lad Lad Lad Lad 0 35 0 35 DK GRNAMHT 1317 GRY BLK 690 DK GFNIWHT 1317 0 35 GRY 1901 0 35 WHT 193 P
10. tics to aid in verifying the installation of the new relay and jumper wire Remove the passenger side kick panel to access the electrical panel Release the retainer holding the BCM Disconnect the green 16 way connector from the BCM The proper connector is illustrated BCM rotated 90 degrees Remove the purple wire and terminal from cavity A6 of the BCM connector Install the heat shrink tubing over the wire and connect the removed terminal to the jumper wire Apply the heat shrink tubing to the splice point and heat Install the jumper wire terminal into cavity A6 of the BCM connector Remove the Connector Position Assurance CPA clip from the back of the ECL relay connector Remove the ECL relay harness from the backside of the relay assembly Remove the relay Remove the orange wire from position C1 on the ECL relay connector Remove the white wire from position A2 on the ECL relay connector Swap the two terminal positions and re insert orange wire to A2 and white wire to C1 Add the new purple wire from the jumper to terminal position B2 Install the new single pole double throw relay Install the Green 16 way connector to the BCM Secure the BCM to the electrical panel Tape the new purple wire neatly to another group of wires along it s path Install the electrical center kick panel cover Return to Step 25 under ECL Upgrade 1997 1998 and 2000 Models with Manual Transmission or Export Vehicles 1997 and 1998 ea

#01-02-35-008: Electronic Steering Column Lock May Refuse to

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