2007 Chevrolet Express Technical Service Bulletins

921 technical service bulletins (TSBs) are on record for the 2007 Chevrolet Express. 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.

• 10037492Mar 1, 2011Engine cooling. Gm: there is an intermittent engine light on due to five possible internal trouble codes. There may also be an extended crank after filling the fuel tank. *rm updated 5/31/11. *pe updated on 06/16/2011. *kb updated a second time on 06/16/2011.
• 10038295Feb 1, 2011Other or unknown. Gm: information on fixing multiple situations right the first time.
• 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.
• 10037541Jan 1, 2011Engine cooling. Gm: check engine light is on with numerous possible fault codes. There may be a short in a turbocharger sensor.
• 10037499Nov 1, 2010Fuel system, Engine cooling. Gm: there may be reduced power and an internal trouble code in high temperatures or when near the towing limit.
• 10036545Oct 1, 2010Steering. Buick/cadillac/chevrolet/gmc/oldsmobile and hummer: information on pitman arm shaft seal service kit. Do not replace entire steering gear for pitman seal leak. Technicians have been replacing entire steering gears due to not being able to service just leaking pitman shaft seal. *pe updated 5/9/11.
• 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.
• 10032324Nov 1, 2009Engine cooling. Gmc chevrolet service campaign: see document search button for owner letter. Service engine soon light illuminated-exhaust gas recirculation (egr) cooler plugging prevention.
• 10019434Aug 1, 2009Engine cooling. Diesel engine glow plug trouble codes. *tt updated 3/15/10.
• 10030123Jul 1, 2009Engine cooling. General motors: lbz, lly, lmm mil/ses light n dtc p0087-fuel rail pressure (frp) too low, lack of performance, no power, engine runs rough, no start (diagnose fuel system components). *pe updated 3/1/10.
• 10032888Jun 1, 2009Engine cooling. Gmc/chevrolet: engine coolant sensor dtcs p011a, p2184, and p2185. Dealer may encounter concern of ses light on or dtcs p011a, p2184 and p2185. Diesel engines have 2 ect (engine coolant temperature) sensors.
• 10030730May 1, 2009Engine cooling, Electrical system. Chevrolet/gmc: turbo vane position sensor wire chafe; reduced power and/or the ses/mil light on. Initial diagnosis may reveal one or a combination of turbo dtcs p003a, p0234, p0401, p0402, p0652, p0698, p0699, p2563. If one or combination of dtcs have been found, inspect for a wire chafe on the vps (vane position sensor).
• 10030110May 1, 2009Electrical system, Engine cooling, Fuel system. General motors: malfunction indicator lamp (mil) illuminated, intermittent dtc p0191, slow fuel rail pressure (frp) decay, wiring harness connections, voltage fluctuations/interruptions (follow correction information below). *pe updated 11/23/09.
• 10030207Apr 1, 2009Engine cooling. Chevrolet/gmc: diesel engine turbo dtc p2563 or p003a. May encounter a concern of ses light, reduced power, low power.
• 10029026Feb 1, 2009Equipment. General motors:the rear a/c is inoperative. May be caused by the a/c suction line contacting the positive battery cable. Over time the positive battery cable insulation may rub through.
• 10026665Jul 1, 2008Fuel system. Gmc: fuel rail pressure sensor performance dtc p0191. May set due to actual fuel rail pressure not dropping quickly enough when the engine is shut off.
• 10026650Jul 1, 2008Engine cooling. Gmc: oil leak at turbocharger air intake pipe. Initial inspection ma reveal a leak that looks as it is coming from the rear of the engine.
• 10026108Jul 1, 2008Engine cooling. Gmc: egr low flow dtc p0401. Vehicles that are equipped with the 6.6l diesel engine rpo code lm.
• 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.
• 10025462Apr 1, 2008Transmission and drivetrain. Diagnostic information on mn8, mt1 ses/mil illuminated, dtc p0757, harsh shift, delayed 2-3 shift, 2-3 shift flare, no third gear, slips in third gear or reverse.
• 10096433Sep 18, 2007Body and structure, Equipment. Merlin multiplex system when a proer/ground lug is not correctly tightened or becomes loose for any reason; erratic system operation is possible.

← All problems reported for the 2007 Chevrolet Express