2008 Chevrolet Impala Technical Service Bulletins

1,003 technical service bulletins (TSBs) are on record for the 2008 Chevrolet Impala. 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.

• 10036464May 1, 2011Engine cooling. Buick/cadillac/chevrolet/gmc/hummer/pontiac/saab: oil consumption and/or exhaust smoke-possible pcv baffle or lifter concern. Upon inspection, obvious oil will be found in the intake manifold and/or pcv vacuum tube. *pe updated 3/21/11. *pe updated 5/9/11. *pe updated 5/25/11. *pe updated 06/16/2011. *kb updated a second time on 06/16/2011. *kb updated 6/27/11.
• 10039027Apr 1, 2011Suspension. Gm: 2006-2011 impala. There is a growl noise in the front of the vehicle when driving 20-50mph. This may be caused by a loss of preload on the wheel bearings.
• 10038759Apr 1, 2011Electrical system. Gm: onstar is making incomplete calls without the driver knowing. When have a data connection.
• 10036384Mar 1, 2011Engine cooling. Buick/chevrolet/pontiac: excessive oil consumption and/or blue exhaust smoke. Its more apparent when driving highway speed. Rare instances, a ses light and engine misfire may be encountered with a p0300 dtc. *pe updated on 06/16/2011.
• 10038295Feb 1, 2011Other or unknown. Gm: information on fixing multiple situations right the first time.
• 10037941Jan 1, 2011Engine cooling. Gm: service engine soon light is on with a misfire and a possible tick noise.
• 10037933Jan 1, 2011Engine cooling. Gm: the service engine soon light is on, there is also a misfire or engine noise. There are multiple possible causes.
• 10037543Nov 1, 2010Engine cooling. Gm: there may be a squealing noise or vibration from the engine on start-up. A ring in the crankshaft may be slipping.
• 10036324Sep 1, 2010Engine cooling. Pontiac/saturn/buick/gmc/chevrolet/cadillac/hummer: vehicle start and stalls after theft deterrent module replacement. Model years 2006-2011. Does not apply to vehicles with keyless access system.
• 10030168Aug 1, 2010Steering. Chevrolet: when turning the steering wheel in a parking lot maneuver with the vehicle not moving (foot on brake) resistance is felt in the steering wheel. This may happen when underhood temperatures are high, such as after an extended road cruise. *pe updated 3/9/11.
• 10021443Jul 1, 2010Steering. Ei07082 - power steering fluid leaking from power steering gear/rack assembly. *kb updated on 09/21/07. *nj updated 10/5/07. *nj updated 2/15/08. *nj updated 5/19/08. *nj updated 2/17/10. *pe updated 3/30/11.
• 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.
• 10036507Jun 1, 2010Brakes. Chevrolet: repeat brake pulsation, steering wheel dither, and/or premature brake pad wear. This condition affects vehicles driven primarily in mountainous terrain. Police vehicle with rpo 9c1 or 9c3.
• 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).
• 10020222Feb 1, 2010Exterior lighting. Right front turn signal inoperative. *tt diagnosing inoperative turn signals, trunk actuator, or btsi. Updated on 10/03/07. *nj updated 11/10/10.
• 10032459Sep 1, 2009Electrical system, Engine cooling. Chevrolet: malfunction indicator lamp (mil) illuminated, dtc p0480 and/or p0481 set-temperature gauge indicates hot-cooling fans intermittent or inoperative (install revised cooling fan relay and harness assembly).
• 10032431Sep 1, 2009Electrical system. Chevrolet: engine power is reduced message and check engine lamp on with dtc p0841. The concern may be intermittent. Other dtcs that may set are p0532, p0522, p0452, p0335, p0106, p0101 and p0068. Three areas where wire chaffing can occur have been identified and confirmed.
• 10032387Aug 1, 2009Body and structure. Chevrolet: water leaks into the interior of the vehicle. Water could show up in various locations in the interior of the vehicle, expecially if the source of the water leak is in the roof panel area.
• 10032205Aug 1, 2009Electrical system, Body and structure. Chevrolet: police package. Daytime running lamps (drl), automatic headlights (ahl), dome and courtesy lamps, trunk release - programmable options.
• 10024543Jul 1, 2009Engine cooling. Rough engine idle, misfire (dtc p0300) or noise from engine compartment. *nj updated 6/11/10.
• 10032293Jun 1, 2009Brakes, Electronic stability control. Chevrolet: intermittent service stabilitrak message after key cycle, dtc c0292 set (reprogram electronic brake control module).
• 10028183Jun 1, 2009Electrical system. General motors: intermittent rough runing with various body electrical concerns at the same time. *pe updated 6/4/10.
• 10030169May 1, 2009Engine cooling. General motors: in rare occurrences a technician may find dtc p0513, an intermittent no crank/no start. This dtc may be caused by a transient voltage spike within the ecm and usually occurs on start up. The ecm must be replaced with one that was not produced in the julian date range.
• 10030113Apr 1, 2009Fuel system. General motors: fuel gauge reads inaccurate of empty, low fuel indicator illuminated, dtcs p0461 and/or p0463 set (check terminals in connector x405). This condition may be due to poor terminal tension at connector x405, resulting in resistance at the affected circuits. Includes the impala ss.
• 10030172Mar 1, 2009Steering. Chevrolet: fluid leaks from under the engine compartment. In cases of power steering system repairs where diagnosis leads to a steering hose clamp replacement, replace with constant tension clamp.
• 10026684Dec 1, 2008Fuel system. Gmc: inaccurate fuel gage and/or dtc p0461. Interference is suspected between the end of the float arm where it is attached to the sending unit and the convoluted tubing that is part of the sending unit. *pe updated 3/13/09.
• 10026002Nov 1, 2008Brakes. Gmc: antilock brake system (abs), traction control system (tcs) or stabilitrak light on, dtcs c0035-c0052 set (perform diagnostic component test procedure and repair as necessary). *pe updated 5/6/09.
• 10026105Oct 1, 2008Fuel system. Chevrolet: p0463 or no reading from fuel sender card. The fuel gage reads empty dtc p0463 may be current or history. *pe updated 5/27/09.
• 10026809Aug 1, 2008Electrical system, Equipment. Chevrolet service campaign: see document search button for owner letter. Reduced heating and cooling-reprogram module. Certain 2008 chevrolet vehicles equipped with dual zone manual climate control (rpo cj3) may have software that does not allow the heating and air conditioning system to deliver maximum cold or maximum hot out put. Csc letter was received.
• 10026692Aug 1, 2008Electrical system, Fuel system. Gmc: crank/no start, blown fuel pump fuse (replace fuse and repair wiring harness on certain 2006-2008 impala and impala ss.
• 10026503Aug 1, 2008Equipment. Chevrolet service campaign: see document search button for owner letter. Vehicles equipped with dual zone manual climate control may have software that does not allow the heating and air conditioning system to deliver maximum cold or hot output. Csc letter.
• 10026483Aug 1, 2008Equipment. Gm: reduced heating and cooling; reprogram module. Vehicle with dual zone manual climate control (rpo cj3). Csc letter was received.
• 10026645Jul 1, 2008Fuel system, Other or unknown, Electrical system. Gmc: 15 amp fuel pump fuse open. Vehicle will crank but fails to start.
• 10026484Jul 1, 2008Suspension, Tires. Chevrolet service campaign: see document search button for owner letter. Uneven police car rear tire wear; replace rear wheel spindle rods. Csc letter was received. *pe updated 12/19/08.
• 10026504Jun 1, 2008Wheels. Chevrolet service campaign: see document search button for owner letter. A condition exists on your police vehicle that may cause rear wheel misalignment, resulting in lower tread depth on the inboard side of the rear tires. Csc letter.
• 10025666May 1, 2008Electronic stability control, Brakes. Abs, traction control, or stability tell tales on (dtc c0035-c0052). The abs, traction control, or service stability system (if equipped) warning telltales illuminate.
• 10025421Apr 1, 2008Transmission and drivetrain. Diagnostic information on mh1, mn8, mt1, m15 transmission slips, will not shift or may overheat, ses/mil may be illuminated, dtcs p0218, p0894 set. *pe updated 8/12/08.
• 10025168Apr 1, 2008Steering. Ei08118 - power steering whine/growl noise.
• 10025127Apr 1, 2008Visibility (wipers, defrost, mirrors). Driver side window switch sticks (replace window switch bezel and/or window switch).
• 10025065Mar 1, 2008Transmission and drivetrain. Informational on 4t65-e mn7, m15 and m76 front wheel drive automatic transmission valve body reconditioning, dtcs p0741, p0742, p0757, p842, harsh shifts or slips.
• 10024203Feb 10, 2008Engine cooling. Service engine soon light illuminated and dtc p0011, p0016, p0300. Equipped with 3.5l lze, lz4 (vin codes k, n) and 3.9l lz9, lzg, lgd engine (vin codes 1, 3, w).
• 10024262Feb 1, 2008Air bags. Air bag readiness light on, dtc b1019 set in sensing and diagnostic module (sdm) (reprogram instrument panel cluster (ipc)).
• 10024233Feb 1, 2008Transmission and drivetrain. Ei08045 - key can not be removed from ignition with gear selector in park, shifter can not be moved from park position.
• 10024204Feb 1, 2008Engine cooling. Short duration cold start lifter tick noise. Equipped with the 5.3 or 6.0 active fuel management engines.
• 10024202Feb 1, 2008Fuel system. Fuel gauge goes to empty may set dtc p0461.
• 10025561Jan 1, 2008Transmission and drivetrain. Information on 4t65-e mn7, m15 and m76 front wheel drive automatic transmission valve body reconditioning, dtcs p0741, p0742, p0757, p842, harsh shifts or slips. *pe update 6/11/10.
• 10024229Jan 1, 2008Steering. Service update for inventory vehicles only--intermediate steering shaft clunk - expires april 15, 2008.
• 10021397Dec 13, 2007Electrical system. Cam sensor dtc's. *kb (equipped with 3.5l lz4, lze, or 3.9l lz8, lz9 engine) updated 12/13/07.
• 10020881Dec 13, 2007Air bags. Air bag indicator light is on. *kb updated on 12/13/07.
• 10022899Oct 4, 2007Transmission and drivetrain. A slight chuggle, surge or shudder type condition that occurs at 38-45 mph.

← All problems reported for the 2008 Chevrolet Impala