2003 Chevrolet Avalanche Chevrolet Avalanche 2003

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2003 Chevrolet Avalanche repairs by problem area

Engine (29%)

Transmission and Drivetrain (16%)

Brakes and Traction Control (6%)

Suspension and Steering (12%)

Electrical and Air Conditioning (33%)

Paint, Rust, Leaks, Rattles, and Trim (4%)

Other (0%)

Chart based on 49 repairs.
See TSBs and recalls for the 2003 Chevrolet Avalanche.

2003 Chevrolet Avalanche repair cost distribution

$2500+ (5%)

$1000 - $2499 (8%)

$500 - $999 (18%)

$100 - $499 (46%)

< $100 (23%)

Worried about potential repair costs? An extended warranty can provide peace of mind.

Chart based on 39 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2003 Chevrolet Avalanche 4dr SUT

285-horsepower 5.3L V8 4-speed automatic RWD

Chevrolet Avalanche in Louisiana, United States
Sep 2015 - Mar 2016
Jan 2016

US $800
Low fuel pressure at cold start due to failing fuel pressure regulator. AC blows hot at idle. Driver side power window failed completely. 
Mar 2016

308000 mi
The cam bearings in the heads were worn out. 
Chevrolet Avalanche in Alberta, Canada
Dec 2008 - Mar 2010
Feb 2009

48360 mi

C $320
Switch for fan motor was repaired under the extended warranty. Driver's door speaker was repaired under extended warranty. Coolant lines on the transmission were replaced. 
Chevrolet Avalanche in Texas, United States
Nov 2009 - Jun 2011
Jan 2009

88000 mi

US $775
Replaced front wheel bearings and front and rear brake pads 
May 2009

80000 mi

US $220
Replaced front shocks 
Feb 2010

94000 mi

US $180
replaced universal joints 

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2003 Chevrolet Avalanche 4dr SUT

285-horsepower 5.3L V8 4-speed automatic 4WD w/low range

Chevrolet Avalanche in Alberta, Canada
Mar 2014 - Jun 2018
May 2016

132500 mi

C $950
Front crank case oil seal replaced Left front CV joint leaking. Boots replaced Driver exterior door handle sticking open. Replaced 
Nov 2016

140760 mi

C $2500
Instrument cluster would function intermittently. It was determined to be cold solder joints. The instrument cluster was replaced. Truck would not idle when initially started in cold weather. The intake manifold gasket was leaking causing the engine to run lean. As a result the spark plugs had to be replaced as well. 
May 2018

161200 mi

C $2200
replace all 4 rotors, calipers, and brake pads. intermediate brake cable snapped, it was replaced right rear exterior door handle broke. 
Chevrolet Avalanche in Arizona, United States
Sep 2007 - Jul 2011
Sep 2008

59000 mi

US $257
The EVAP vent solenoid was replaced - there is a TSB 04-06-04-055A that applies I extensively use the vehicle offroading for pleasure 
Chevrolet Avalanche in Texas, United States
Aug 2005 - Mar 2010
Oct 2005

55000 mi

US $325
Speedometer stopped working. Needle would stop at random mph's, then when accelerating, would continue to move relative to the randome mph. Replaced Instrument cluster with new (rebuilt) unit from OEM rebuild shop. 
Chevrolet Avalanche in California, United States
Jul 2011 - Jun 2018
Mar 2011

69230 mi

US $2600
when cooling system failed it took transmission with it. $i600 to repair cooling and $2600 for tranny 
Jun 2011

74232 mi

US $994
replaced cracked condenser $994 
Aug 2012

86800 mi

US $150
replace ignition switch for intermittent low voltage to aux systems (4WD) Replaced crank position sensor for loss of ignition with no warning (MIL) lights or codes also relaced Right front wheel rotation sensor 
Dec 2012

96000 mi

US $100
Differential cover leak, removed cover, replaced gasket and refilled with fresh fully synthetic gear lube.  Also R/H headlight failed, replaced HID components 
Mar 2013

99000 mi

US $25
Loss of primary electrical power bus to ignition switch. Extreme cold caused intermittent problem to reoccur having plagued me in 2011. A completely separate power bus was installed to supplant original source. 
Sep 2013

105000 mi

US $170
requested replacement of rear wheel speed sensor (on transfer case) getting SERVICE 4WD anunciation, not fixed, suspect car body wiring problem 
Dec 2013

106000 mi

US $110
Fuel pump failed, ordered replacement part on line. removed back seat and carpet, cut hole in floor above fuel pump and replaced same upon receipt of parts. 
Mar 2018

120000 mi

US $130
Right front cv joint sheared at wheel hub. Removed and replaced cv/shaft assembly. Replaced left front hid with standard headlight bulb 
Chevrolet Avalanche in California, United States
Feb 2010 - Jun 2015
Jul 2011

60000 mi

US $570
One lower balljoint had a split seal, requiring replacement. The other lower balljoint also had enough wear to make replacement desireable (though not strictly necessary), so it was also replaced. 
Jul 2013

69500 mi

US $1100
Needed a refrigerant high-pressure valve and air recirculation servo motor replaced. Of course the system was evacuated and recharged as part of this service. 
Dec 2013

73000 mi

US $280
Noisy left bushings, broken upper-left ball joint seal. 
Chevrolet Avalanche in Hawaii, United States
Jun 2008 - Jun 2011
Oct 2008

80000 mi
Loose ground on engine block. Four cents for new terminal ring. Would go into Limp mode with code coming up as the throttle position sensor bad when going over bumps while turning left. Also had issues with a no start condition, headlights would stay on. 
Jul 2009

96000 mi

US $140
New front shocks. 
Sep 2009

98000 mi

US $55
Front speakers blown; literally disintegrated. Stock radio, too! Replaced with something I bought at Wal-Mart. 
Chevrolet Avalanche in Tennessee, United States
Jan 2003 - Sep 2013
Aug 2003

23000 mi
Fuel pump, replaced under warranty 
Jun 2007

84000 mi

US $100
replaced injectors, fuel pump and plug wires, under extended warranty. 
Sep 2010

149000 mi

US $140
AC failed to run after a stop on a long journey. Shop replaced toothed drive belt and replaced a sensor. 
May 2011

162700 mi

US $476
A/C stopped working and shredded its drive-belt. Shop found TSB referring to 'compressor slugging' and replaced compressor. 
Aug 2013

194000 mi

US $4000
Battery goes flat after 2+ days. Replaced Battery (twice), alternator (twice), Window motor, ECM, BCM. Failed to fix. Traded vehicle in on a Nissan. 
Chevrolet Avalanche in Idaho, United States
Jul 2009 - Oct 2015
Aug 2009

88000 mi
Replace all shocks with better than mfg. Some of the original shocks had failed. 
Sep 2010

97000 mi

US $418
Replaced bearings in the rear end, also fluids in the rearend and transfer case. 
Mar 2011

100000 mi

US $375
Replaced some sensors, and added a new g-force chip to improve gas milage and proformance. 
Jan 2014

121000 mi

US $700
Replace radiator, water pump, thermostat, drive belts, battery. 
Jun 2015

129000 mi

US $2250
new positrac rear-end along w/bearings etc. 

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2003 Chevrolet Avalanche 4-door

8-cylinder automatic 4WD

Chevrolet in Ontario, Canada
Sep 2007 - Mar 2010
Jan 2008

32240 mi
Replaced gauge cluster, stuck gauges, extended mfr warranty. 

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2003 Chevrolet Avalanche 4-door

8-cylinder automatic 2WD

Chevrolet Avalanche in Georgia, United States
May 2012 - Jun 2012
Jun 2012

150000 mi

US $650
Needed another AC compressor...changed last year but warranty was voided by Performance Radiator that closed Atlanta office...Never buy anything from Performance Radiator, their warranties are meaningless. 

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2003 Chevrolet Avalanche 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 2003 Chevrolet Avalanche problems occur, check out our car reliability stats.