2002 Chevrolet TrailBlazer Chevrolet TrailBlazer 2002

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2002 Chevrolet TrailBlazer repairs by problem area

Engine (39%)

Transmission and Drivetrain (10%)

Brakes and Traction Control (1%)

Suspension and Steering (21%)

Electrical and Air Conditioning (25%)

Paint, Rust, Leaks, Rattles, and Trim (0%)

Other (3%)

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Chart based on 67 repairs.
See TSBs and recalls for the 2002 Chevrolet TrailBlazer.

2002 Chevrolet TrailBlazer repair cost distribution

$2500+ (2%)

$1000 - $2499 (4%)

$500 - $999 (16%)

$100 - $499 (51%)

< $100 (28%)

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Chart based on 57 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2002 Chevrolet TrailBlazer

Engine not specified

Chevrolet TrailBlazer in Michigan, United States
Dec 2012 - Dec 2013
Feb 2013

65300 mi

US $80
Cooling pump failed 
Mar 2013

67000 mi
one month later the new water pump failed 
Chevrolet TrailBlazer in Kentucky, United States
Dec 2012 - Jan 2013
Jan 2013

100000 mi

US $400
Check engine light came on. Trailblazer started rumbling (shaking), mostly while idling. Mechanic said one of the cylinders wasn't firing. Replaced a sensor, plugs and a coil in the cylinder that wasn't firing. 
Chevrolet TrailBlazer in Colorado, United States
Jun 2016 - Jul 2016
Jul 2016

131000 mi

US $80
Regulator on rear driver's window went out 

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2002 Chevrolet TrailBlazer 4dr SUV, ext.

270-horsepower 4.2L I6 4-speed automatic RWD

Chevrolet TrailBlazer in California, United States
Dec 2012 - Jun 2013
Jan 2013

229500 mi

US $350
Replaced alternator and computer lost it's memory. Had to reprogram computer.  This did not correct the stalling issue. Ended up having to remove and clean the throttle body. 
Feb 2013

230100 mi

US $20
Antifreeze leak at rear heating and cooling system. I purchased the proper fittings and water hose clamps and cut off and isolated the rear heater core and reattached the hoses into a loop. Eliminated the leaking antifreeze and odor. 
Chevrolet TrailBlazer in Texas, United States
Mar 2013 - Jun 2016
Oct 2013

139300 mi

US $70
Replaced cpas sensor (vvt exhaust cam solenoid) because it was leaking oil. Probably only needed new o ring, but it was original to the car. Replaced with ac delco part and no more drips. 
Mar 2014

147000 mi

US $300
Replaced fan clutch and water pump after getting a code for fan speed. Replaced water pump as precaution but pump appeared to be in good shape, even the bearings. 

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2002 Chevrolet TrailBlazer 4dr SUV, ext.

270-horsepower 4.2L I6 4-speed automatic 4WD w/low range

Chevrolet TrailBlazer in Indiana, United States
Mar 2008 - Mar 2010
May 2008

118000 mi

US $125
Replaced right side rear door window regulator & motor after the cable in the window regulator came out of the spool. 

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2002 Chevrolet TrailBlazer 4dr SUV

270-horsepower 4.2L I6 4-speed automatic RWD

Chevrolet TrailBlazer in Kentucky, United States
May 2010 - Jan 2013
Jan 2013

34000 mi

US $45
Had to replace the blower motor resistor. 
Chevrolet TrailBlazer in Arizona, United States
Feb 2013 - Mar 2013
Mar 2013

147000 mi

US $300
Fix air conditioner 
Chevrolet TrailBlazer in Wisconsin, United States
Dec 2011 - Mar 2013
Jan 2012

109200 mi

US $650
Replaced both lower control arms, bushings, and ball joints. Also replaced both front stabilizer links and outer tie rod ends. 
Mar 2012

104000 mi

US $24
replaced left rear stabilizer bar link. 
Chevrolet TrailBlazer in Alabama, United States
Mar 2008 - Jun 2018
Jul 2008

88000 mi

US $284
Engine check light. Two codes regarding catalyst flow. Catalytic converter replaced. 
Aug 2008

90000 mi

US $284
Fan control nob quit working for the second time. 
Jul 2011

120000 mi

US $115
Motor for Vent Control Solenoid went out on driver side. 
Dec 2011

122000 mi
Rear oxygen sensor failed again. 
Sep 2012

127000 mi

US $157
Pre and post cat oxygen sensors burnt out again. Only reset warning light. 
Apr 2013

130200 mi

US $85
Paid labor for shop to replace the "failed" yet still under warranty oxygen sensors and catalytic converter. 
Apr 2014

136300 mi

US $325
Replaced sway bar end links and front shocks. 
Jul 2015

142200 mi

US $200
Upper and Lower ball joints replaced. 
Apr 2018

147000 mi

US $59
Motor mounts were replaced to stop the vibration at idle while vehicle was in drive. 

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2002 Chevrolet TrailBlazer 4dr SUV

270-horsepower 4.2L I6 4-speed automatic 4WD w/low range

Chevrolet TrailBlazer in Colorado, United States
May 2014 - Mar 2015
May 2014

86000 mi

US $880
R/F CV and Bearings 
Aug 2014

86900 mi

US $450
fan clutch 
Chevrolet TrailBlazer in Tennessee, United States
Dec 2015 - Jun 2016
Mar 2016

277000 mi

US $800
Coil pack 
Chevrolet TrailBlazer in North Carolina, United States
Mar 2014 - Mar 2015
Jun 2014

147000 mi

US $425
Lines to Transmission corroded, leaked, and popped off. 
Jan 2015

US $3000
Lines popped off, overheating Transmission, destroyed transmission, caused engine fire, burned wire harness and computer. This happened twice, the 2nd time causing fire and destroying car. Based on initial tranny repair by shop. 
Chevrolet TrailBlazer in New York, United States
May 2010 - Aug 2011
Jun 2010

106000 mi

US $80
Front Headlight out 
Jul 2011

120000 mi

US $850
Power steering lines leaking, needed to be replaced 
Chevrolet TrailBlazer in Illinois, United States
Jul 2008 - Mar 2012
Sep 2008

83000 mi

US $800
Front tie-rods replaced. Injector cleaning. 
Jul 2010

96000 mi

US $1400
Cooling tubes between trans and radiator broke while driving. Also leaking front joints required replacement. Had coolant flushed and replaced. Other maintenance cost. 
Oct 2010

97000 mi

US $450
rear passenger window motor failed. replaced. 
Feb 2011

101000 mi
yet another power window failure. This time rear passeger side. cannot replace as not time to leave car. Living with until school break. Now rear passenger window stopped working. Son in school 12 hours each day so the repair cannot be addressed. Window stays closed as long as nobody tries to use. 
Jun 2011

104000 mi

US $250
passenger rear window motor failed. replaced. 
Oct 2011

105300 mi

US $478
Noise when checking my kid's car made me very uncomfortable. Drove to open Sunday repair shop, turned out to be worn driver front wheel bearings. Really struggled...do not know why. Also had trouble with very rusted tire heat shield. 
Chevrolet TrailBlazer in North Carolina, United States
Jun 2008 - Mar 2010
Jul 2008

63000 mi
Outside ambient temp sensor bad. Replaced with new one. 
Chevrolet TrailBlazer in Indiana, United States
May 2009 - Jul 2011
Oct 2010

158000 mi

US $161
Front differential seal replacement including labor and parts. 
Dec 2010

159000 mi

US $200
Starting noticing coolant leaking directly under engine; observed coolant residue on block and knew water pump seal leak. Went ahead with replacement of water pump since age of current one is unknown. Replaced fan clutch, thermostat, and coolant temp sensor. Refilled coolant. 159K miles. 
Jun 2011

166000 mi

US $250
Replaced both low and high beam headlights left and right side. Found right side housing was loose from the mounting clip. Adjusted left side housing up w/ adjustment screw to even out headlights. Noticed increased hesitance in starting over several trips in one day. Finally would not start. Had a friend help tow back home (<1/2 mile). Determined starter was issue (OEM part). Replaced with new and also replaced ignition switch. 
Jul 2011

166000 mi

US $20
Vent solenoid on gas tank causing CEL. Problem was exacerbated by running tank low on hot day. Tried filling up tank and overflow occurred. Cooled down and was able to fill. Part purchased but not installed; given to new owner. 
Chevrolet TrailBlazer in Minnesota, United States
Jul 2009 - May 2012
Sep 2009

89000 mi

US $400
Exhaust manifold replaced (cracked) 
Oct 2010

110000 mi

US $100
Rear shocks replaced 
Apr 2012

136000 mi

US $750
Missing. Replaced one coil and 6 spark plugs. 
Chevrolet TrailBlazer in Nebraska, United States
Mar 2009 - Jun 2011
Feb 2010

126000 mi

US $200
They were getting three engine actuator errors so they replaced it. They had to flush out a sensor on the engine and do a computer update The 4wd was not working and they had to replace the switch. 
Jun 2010

130000 mi

US $280
Rear outer tie rod was loose and worn 
Chevrolet TrailBlazer in Iowa, United States
Sep 2009 - Aug 2016
Nov 2010

71000 mi

US $830
noise from front end,sounded like a wheel bearing or front differential. dealer determined it was right front wheel bearing.  Also found CV joint boot defective. dealer also found several other high cost items defective. 
Jun 2013

89000 mi

US $85
all bushings associated with the sway bar system including frame mount sway bar links.  also replaced lower ball joints both sides and I replaced 3rd brake light myself. the part cost 85.00 
Chevrolet TrailBlazer in Ohio, United States
Oct 2009 - Sep 2016
Mar 2009

90000 mi

US $250
replaced fan and clutch on cooling system 
Jun 2010

100000 mi

US $800
Rear breaks were dragging 
Jan 2011

133500 mi

US $350
Ac compressor bearing very noisy  
Nov 2011

133000 mi

US $55
Replaced water pump Replaced water pump 
Aug 2014

151200 mi

US $120
right front wheel had grinding noise. Replaced wheel bearing hub assembly 
Nov 2014

152000 mi

US $380
Fuel smell when driving vehicle. Fuel pump has a flaw in the design that caused the fuel lines to corrode (rust) through. Removed the fuel tank, replaced the fuel pump, replaced the fuel tank.  
Dec 2014

152000 mi

US $450
Had to replace fuel pump because fuel lines rusted due to poor design and materials. 
Aug 2015

154600 mi

US $350
Transmission fluid leak. A transmission line to the radiator had corroded through and started leaking. All 4 lines were replaced to save a future trip to the shop. 

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2002 Chevrolet TrailBlazer 4-door

6-cylinder automatic 4WD

Chevrolet TrailBlazer in Pennsylvania, United States
Nov 2007 - Mar 2010
Dec 2007

85000 mi

US $450
Front and rear linkages 

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2002 Chevrolet TrailBlazer Repair Histories

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2002 Chevrolet TrailBlazer problems occur, check out our car reliability stats.