2008 Chevrolet Avalanche Technical Service Bulletins

1,220 technical service bulletins (TSBs) are on record for the 2008 Chevrolet Avalanche. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10028264Sep 1, 2010Equipment, Electronic stability control, Electrical system. General motors: during normal diagnostics and/or repair verification the abs light, traction control and/or stabilitrak indicators may be on with no dtc's displayed by the ebcm. *pe updated 11/17/10. *pe updated 3/14/11.
• 10036485Aug 1, 2010Engine cooling. Buick/chevrolet/gmc/pontiac/saab: excessive oil consumption and/or blue exhaust smoke-investigation update. In most cases did not start until the engine accumulated approximately 30,000 miles or more.
• 10036524Jul 1, 2010Engine cooling, Electrical system. Cadillac/chevrolet/gmc: information on inspecting top post battery cable bolts, clamps and nuts during pre-delivery inspection (pdi).
• 10036550Jun 1, 2010Electrical system. Buick/cadillac/chevrolet/gmc/hummer/pontiac/saturn: additional diagnostic information for u0140 or u0073. Vehicle may exhibits some symptom(s) as door locks cycle while driving; intermittent no start; service stabilitrak dic message; speedometer and tachometer freeze while driving.
• 10034404Feb 1, 2010Air bags, Seat belts. Buick/cadillac/chevrolet/gmc: airbag light on, dtc b0071 and b0081 set (diagnose and replace right front seatbelt buckle, if necessary). Upon investigation, the technician may find dtc b0071 set in the passenger presence system (pps) and a dtc b0081 in the sensing and diagnostics module (sdm).
• 10030244Feb 1, 2010Electrical system, Engine cooling, Transmission and drivetrain, Latches, locks…. Cadillac/chevrolet/gmc: locations of high speed gmlan wiring concerns. Gauges inoperative, no crank, harsh transmission shifting, no transmission shifting, door locks cycling and indicators on. *pe updated 11/17/10.
• 10032457Sep 1, 2009Suspension. Cadillac/chevrolet/gmc: proper application and availability of ball studs for aluminum vs. Cast iron front lower control arms.
• 10026005Aug 1, 2009Exterior lighting. Gmc: stop lamps intermittently turn off after coming to a complete stop while still having pressure on brake pedal (replace stop lamp switch). *pe updated 3/1/10.
• 10032336Jul 1, 2009Brakes, Air bags. Gmc/cadillac/chevrolet: air bag readiness light on, service air bag message, inflatable restraint sensing and diagnostic module (sdm) corrosion (replace sdm/cut and remove carpet pad).
• 10032866Jun 1, 2009Electrical system. Gmc/chevrolet/cadillac: sir mil on with dtc b1325 sym 03. During a low battery/voltage condition the passenger presence system may set a b1325 sym 03 along with other faults that are caused by the low batter/voltage condition.
• 10030122Apr 1, 2009Steering. General motors: the left and/or right steering wheel lower (spoke) cover is warped, loose, discolored or just fits poorly in the steering wheel. The paint finish seems to be peeling.
• 10030111Apr 1, 2009Engine cooling. Diagnostic information on malfunction indicator lamp (mil) illuminated with dtcs p0442,p0446, p0451, p0452, p0453, p0454, p0455 and replacement of fuel tank pressure (ftp) sensor/module.
• 10026701Sep 1, 2008Exterior lighting, Latches, locks and linkages, Interior lighting, Equipment…. Gmc: bmc failure after windshield wiper operation-keywords: ajar door dome driver dimmer flasher fog haul headlight head high hazard inop inoperative lamp light lock low not on off power park radio rap repeat signal shut speed stay switch turn tow unlock unwanted window. May be due to internal bcm damage.
• 10026704Aug 1, 2008Fuel system. Gmc: fuel gauge fluctuation in park or neutral, causing the low fuel light to illuminate.
• 10026007Jul 1, 2008Engine cooling. Gmc: no start, no crank, intermittent electrical operations (check for poor connections within engine wiring harness junction block).
• 10020883Jul 1, 2008Equipment, Brakes. Service stability lamp diagnostic trouble code (dtc) c0561. *kb updated 9/30/08.
• 10026697Jun 1, 2008Electrical system. Gmc: intermittent no crank and/or discharged battery. Could be caused by a loose connection at the 175 amp mega fuse located on the passenger side of the cowl.
• 10026664Jun 1, 2008Transmission and drivetrain. Gmc: leak from transmission oil cooler line fitting on vehicles built in april or may, 2008.
• 10025670May 1, 2008Transmission and drivetrain. 4l60-e/4l65-e/4l70-e automatic transmission fluid leak from oil pump or bell housing area (replace torque converter hub-to-oil pump seal assembly). Attn: this bulletin applies to vehicles built prior to december 2007.
• 10023413Oct 1, 2007Exterior lighting. Right front turn signal inoperative.

← All problems reported for the 2008 Chevrolet Avalanche