# Service bulletin 3351

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10014853
- Published by NHTSA: 2005\-05\-11
- Manufacturer's number: 3351
- NHTSA component: POWER TRAIN:TRANSFER CASE \(4\-WHEEL DRIVE\)

## NHTSA's summary

INTERMITTENT MALFUNCTION INDICATOR LAMP \(MIL\) WITH DIAGNOSTIC TROUBLE CODE \(DTC\) C0374 OR ERRATIC 4WD/AWD OPERATION. \*TT

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Transmission and driveline, Transfer case

## Trouble codes named

C0374

## Vehicles listed

- 2004 to 2005 BUICK RAINIER
- 2000 to 2005 CADILLAC ESCALADE
- 2002 to 2005 CHEVROLET AVALANCHE
- 2002 to 2005 CHEVROLET SILVERADO
- 2002 to 2005 CHEVROLET SUBURBAN
- 2002 to 2005 CHEVROLET TAHOE
- 2002 to 2005 CHEVROLET TRAILBLAZER
- 2002 to 2005 GMC ENVOY
- 2002 to 2005 GMC SIERRA
- 2002 to 2005 GMC YUKON
- 2002 to 2004 OLDSMOBILE BRAVADA

## Recalls for the same vehicles and component

- [01V334000](/recalls/nhtsa/01V334000.md), 2001-10-17: POWER TRAIN:TRANSFER CASE \(4\-WHEEL DRIVE\)
- [01V283000](/recalls/nhtsa/01V283000.md), 2001-09-05: POWER TRAIN:TRANSFER CASE \(4\-WHEEL DRIVE\)

## Other bulletins for the same vehicles and component

- [PIP3366C](/bulletins/10143757.md), 2018-08-20, Service bulletin: POWER TRAIN:TRANSFER CASE \(4\-WHEEL DRIVE\); POWER TRAIN:AUTOMATIC TRANSMISSION. This Preliminary information communicates to the dealer technician thatLight Duty Trucks equipped with automatic transmissions and 4 wheel drive may exhibit a condition of grinding/ratcheting type noise when shifting the automatic transmission into park while the transfer case is in 4 wheel drive low \(4LO\) range. Dealers technician\&\#39;s are advised this condition should be deemed a normal characteristic of 4WD low operation.
- [3665](/bulletins/10018926.md), 2006-01-25, Service bulletin: POWER TRAIN:TRANSFER CASE \(4\-WHEEL DRIVE\). 4WD INOPERATIVE AND POSSIBLE DTC C0327 STORED IN THE TRANSFER CASE CONTROL MODULE. \*TT
- [3480A](/bulletins/10018607.md), 2006-01-07, Service bulletin: POWER TRAIN:TRANSFER CASE \(4\-WHEEL DRIVE\). RATTLE NOISE AT HIGHWAY SPEED IN 2WD. \*TT
- [05\-04\-21\-003](/bulletins/10017464.md), 2005-11-09, Service bulletin: POWER TRAIN:TRANSFER CASE \(4\-WHEEL DRIVE\). SERVICE 4WD LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODE \(DTC\) C0374 SET. \*TT UPDATED 10/05/07. \*NJ INSPECT WIRING HARNESS TO TRANSFER CASE SPEED SENSORS, REPLACE WIRING HARNESS. UPDATED 7/18/08 \*PE
- [040421004](/bulletins/10017442.md), 2005-11-08, Service bulletin: POWER TRAIN:TRANSFER CASE \(4\-WHEEL DRIVE\). 4WD SWITCH INDICATOR LIGHTS FLASHING, 4WD INOPERATIVE, DIAGNOSTIC TROUBLE CODES C0327, P0550 SET. \*TT
- [3424](/bulletins/10017299.md), 2005-11-02, Service bulletin: POWER TRAIN:TRANSFER CASE \(4\-WHEEL DRIVE\). ELECTRONIC TRANSFER CASE UNABLE TO COMPLETE SHIFT. \*TT
- [3389](/bulletins/10016707.md), 2005-09-28, Service bulletin: POWER TRAIN:TRANSFER CASE \(4\-WHEEL DRIVE\). FOUR WHEEL DRIVE INOPERATIVE AND THE 4WD SERVICE LIGHT WILL ILLUMINATE. DIAGNOSIS MAY REVEAL THAT THE ATC FUSE COULD BE OPEN, POSSIBLE DTC C0308, OR VARIOUS U CODES MAY BE SET. THE ENCODER MOTOR MAY ALSO BE SHORTED OR THE TCCM MAY BE DAMAGED. \*TT
- [3526](/bulletins/10016558.md), 2005-09-22, Service bulletin: POWER TRAIN:TRANSFER CASE \(4\-WHEEL DRIVE\). INTERMITTENT SERVICE 4WD LIGHT COMES ON WITH DIAGNOSTIC TROUBLE CODE \(DTC\) C0306 OR C0308 STORED IN TCCM. \*TT
- [3349](/bulletins/10014809.md), 2005-05-10, Service bulletin: POWER TRAIN:TRANSFER CASE \(4\-WHEEL DRIVE\). 4WD INOPERATIVE AND DIAGNOSTIC TROUBLE CODE \(DTC\) U1026 ATC FUSE OPEN. \*TT
- [3131](/bulletins/10010052.md), 2004-11-04, Service bulletin: POWER TRAIN:TRANSFER CASE \(4\-WHEEL DRIVE\). 4WD INOPERATIVE WITH POSSIBLE DIAGNOSTIC TROUBLE CODE'S B0770, B0775, B0780, B0785, OR B2725. 2005 CHEVROLET TRAILBLAZER AND TRAILBLAZER EXT. \*SC

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