STEERING
TSB #070232001 -- REDUCED STEERING EFFORT (DIAGNOSE/REPLACE STEERING WHEEL POSITION SENSOR). *KB (NHTSA ID #10021450, MARCH 01 2007)
SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY
TSB #02115 -- PART NUMBER 15042486 LEAF SPRING DAMPER MENTIONED IN TECHNICAL SERVICE BULLETIN (TSB) 00-03-09-001A IS NOT AVAILABLE. *MJ (NHTSA ID #10007457, JANUARY 01 2004)
SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY
TSB #02097 -- PART NUMBER 15042486 PER BULLETIN 00-03-09-001A FOR THE REAR SPRING DAMPER KIT IS CURRENTLY NOT AVAILABLE. *MJ (NHTSA ID #10007458, JANUARY 01 2004)
SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES
TSB #PIT-3665-A -- GENERAL MOTORS: ON ALL 1988-2009 FULL SIZE CHEVROLET/GMC PICKUPS, UTILITIES AND VANS, THE BRAKE PEDAL WILL MOVE DOWN OR SELF APPLY DURING FULL LOCK TURNS OR NEAR FULL LOCK TURNS. CHEVROLET ASTRO AND GMC SAFARI VANS; HUMMER 2 ARE INCLUDED. (NHTSA ID #10028790, JULY 01 2008)
SERVICE BRAKES, HYDRAULIC:ANTILOCK
TSB #020525006 -- ANTILOCK BRAKE (ABS) ACTIVATION AT LOW SPEEDS. *TT (NHTSA ID #10000062, JANUARY 01 2006)
SERVICE BRAKES, AIR:ANTILOCK
TSB #020525006A -- ANTILOCK BRAKE (ABS) ACTIVATION AT LOW SPEEDS ON VARIOUS MODELS INCLUDING THE 1995 AND 1996 ENVOY. *TT (NHTSA ID #10000749, DECEMBER 01 2002)
SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT
TSB #3521 -- ANTI-LOCK BRAKING SYSTEM (ABS) LIGHT ON SPEEDOMETER MAY BE ERRATIC. DIAGNOSTIC TROUBLE CODE (DTC) C0055 C0235 C0236 OR C0237 STORED IN THE EBCM. *TT 1998-2008 ALL CHEVROLET, GMC, BUICK, AND OLDSMOBILE MID-SIZED TRUCKS AND UTILITIES. 19 (NHTSA ID #10016711, no date provided)
ENGINE AND ENGINE COOLING
TSB #000605001 -- BOOM TYPE NOISE DURING ENGINE WARM UP. THIS SERVICE BULLETIN REPLACES 000605001A. *EH (NHTSA ID #10012145, JUNE 01 2004)
TSB #01225 -- ENGINE COOLANT LEAK AT INTAKE GASKET. * MJ (NHTSA ID #10007717, JANUARY 01 2004)
ENGINE AND ENGINE COOLING:ENGINE
TSB #030601024A -- RATTLE NOISE IN ENGINE. *TT (NHTSA ID #10004301, MARCH 01 2004)
TSB #030601024 -- RATTLE NOISE IN ENGINE. *TT (NHTSA ID #10004371, AUGUST 01 2003)
TSB #3081 -- SERVICE ENGINE SOON LIGHT AND P0300 WHEN TOWING, CRUISING UPHILL OR ON HARD ACCELERATION. *TT (NHTSA ID #10010375, no date provided)
ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
TSB #000605001A -- CONCERNS WITH BOOM TYPE NOISE DURING ENGINE WARM-UP HEARD IN THE VEHICLE PASSENGER COMPARTMENT. *TT (NHTSA ID #10005528, NOVEMBER 01 2003)
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
TSB #311001 -- SOME VEHICLES MAY EXHIBIT AN EXHAUST NOISE, RATTLE NOISE AT 550 RPM. *TT (NHTSA ID #628070, OCTOBER 31 2001)
POWER TRAIN
TSB #01599 -- 4L60E, 4L65E FORWARD AND LOW REVERSE WAVED STEEL CLUTCH PLATE APPEARANCE CHANGE. *TT (NHTSA ID #10007237, JANUARY 01 2004)
TSB #990730016A -- DIAGNOSTIC INFORMATION FOR INTERMITTENT TRANSMISSION DOWNSHIFT, SLIP, BUSY/CYCLING TCC OR NOISY COOLING FAN. *TT (NHTSA ID #10007838, OCTOBER 01 2002)
POWER TRAIN:AUTOMATIC TRANSMISSION
TSB #030730056 -- 4L60-E AUTOMATIC TRANSMISSION OIL PUMP FIRST AND SECOND DESIGN IDENTIFICATION. *TT (NHTSA ID #10005566, NOVEMBER 01 2003)
TSB #010730021 -- THIS TECHNICAL SERVICE BULLETIN STATES THAT TECHNICIANS MAY EXPERIENCE DIFFICULTY IN REMOVING THE CONNECTORS FROM THE PARK / NEUTRAL POSITION SWITCH, USUALLY WHEN TRYING TO REMOVE THE SWITCH DURING TRANSMISSION SERVICE. *TT (NHTSA ID #619742, MAY 01 2001)
POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT
TSB #020730024A -- DIAGNOSIS OF CRACKED OR BROKEN TRANSMISSION CASE. *TT 2006 AND PRIOR CARS AND LIGHT DUTY TRUCKS. *TT (NHTSA ID #634999, AUGUST 01 2005)
ELECTRICAL SYSTEM
TSB #02136 -- INTERMITTENT BATTERY LIGHT COMES ON, INTERMITTENT NO CRANK. *TT (NHTSA ID #10007811, JANUARY 01 2004)
TSB #3031A -- DRIVER INFORMATION CENTER (DIC) STAYS IN BULB CHECK. *TT (NHTSA ID #10009647, JANUARY 01 2004)
TSB #03006 -- ELECTRIC OUTSIDE REARVIEW MIRROR SWITCH SHORT CIRCUIT. *TT (NHTSA ID #10001595, APRIL 18 2003)
VISIBILITY
TSB #01667 -- WINDOW REGULATOR MOTOR DOES NOT FIT. *TT (NHTSA ID #10007244, JANUARY 01 2004)
VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR
TSB #031403 -- INSTALLING A FUSE JUMPER HARNESS TO CORRECT A SHORT CIRCUIT IN THE ELECTRIC OUTSIDE REARVIEW MIRROR SWITCH. *TT *JB (NHTSA ID #10001916, MARCH 14 2003)
VISIBILITY:DEFROSTER/DEFOGGER SYSTEM
TSB #020201 -- THIS MESSAGE CONCERNS 1996 THROUGH 2000 M & L VANS, CHEVROLET ASTRO AND GMC SAFARI THAT MAY EXHIBIT A LACK OF HEAT AT THE DRIVER'S SEAT. *TT (NHTSA ID #618269, FEBRUARY 02 2001)
SEAT BELTS:FRONT:WARNING LIGHT/DEVICES
TSB #01036 -- SUBJECT REGARDING FASTEN SEAT BELT WARNING AUDIBLE SIGNAL - PARTS INFORMATION UPDATE. *TT (NHTSA ID #620862, AUGUST 29 2001)
TSB #01036 -- SUBJECT REGARDING CAMPAIGN 01036 - FASTEN SEAT BELT WARNING AUDIBLE SIGNAL - PARTS INFORMATION UPDATE. *TT (NHTSA ID #620840, AUGUST 01 2001)
TSB #01123 -- CAMPAIGN PARTS BULLETIN REGARDING FASTEN SEAT BELT WARNING AUDIBLE SIGNAL. *TT (NHTSA ID #623397, JUNE 22 2001)
TSB #01036 -- THIS BULLETIN STATES THAT GENERAL MOTORS HAS DECIDED THAT CERTAIN VEHICLES FAIL TO CONFIRM TO FEDERAL/CANADA MOTOR VEHICLE SAFETY STANDARD 208, OCCUPANT CRASH PROTECTION, 208, OCCUPANT RESTRAIN SYSTEM IN FRONTAL IMPACT, AND ARTICLE 22-3, TR (NHTSA ID #623443, JUNE 20 2001)
TSB #01036 -- INFORMATION REGARDING FASTEN SEAT BELT WARNING AUDIBLE SIGNAL PARTS AVAILABILITY. *SLC (NHTSA ID #623540, JANUARY 01 2001)
STRUCTURE:BODY:DOOR
TSB #020864013 -- SOME CUSTOMERS MAY COMMENT THAT THE RIGHT REAR DOOR HANDLE ON THE CARGO DOOR BREAKS. *TT (NHTSA ID #634576, MAY 01 2002)