2003 Chevrolet Tahoe / Suburban Chevrolet Tahoe / Suburban 2003

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2003 Chevrolet Tahoe / Suburban repairs by problem area

Engine (32%)

Transmission and Drivetrain (12%)

Brakes and Traction Control (6%)

Suspension and Steering (19%)

Electrical and Air Conditioning (27%)

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

Other (3%)

Chart based on 202 repairs.
See TSBs and recalls for the 2003 Chevrolet Tahoe / Suburban.

2003 Chevrolet Tahoe / Suburban engine repair cost distribution

$2500+ (8%)

$1000 - $2499 (17%)

$500 - $999 (15%)

$100 - $499 (40%)

< $100 (20%)

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

Chart based on 60 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2003 Chevrolet Tahoe 4dr SUV

285-horsepower 5.3L V8 4-speed automatic RWD

88000 mi

US $800
Water pump beginning to leak through weep hole. 
141000 mi

US $375
Water pump leak - replaced water pump, thermostat, upper and lower radiator hoses, primary and secondary serpentine belts. Tensioner for secondary/AC belt. 
186000 mi

US $28
Sparkplugs were replaced after the check engine light came on and the scanner indicated a misfire. 
145000 mi

US $240
Fuel pump 
149000 mi

US $150
Water pump replacement was leaking 
100379 mi

US $200
Replaced all oxygen sensors. replace all Oxygen sensors. 

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2003 Chevrolet Tahoe 4dr SUV

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

123000 mi

US $800
Intake manifold gaskets were replaced Fuel pump replaced. 
70500 mi Catalytic Convertor had to be replaced. 
84000 mi

US $60
Replaced Oxygen Sensor Bank 1 Sensor 1. 
101600 mi Plastic Fuel Lines on top of fuel tank came apart and caused a massive fuel leak. 
61000 mi

US $1200
A sensor on the transfer case gave out and sent a service 4 wheel drive to the DIC 
80000 mi

US $400
Water pump gasket had a very small leak. Having gasket and water pump replaced. 
116040 mi

C $200
Waterpump 
116560 mi

C $200
New Hoses (and a new waterpump) 
87000 mi

US $265
oxygen sensor replaced 
96000 mi

US $11
Replaced r/r O2 sensor. 
101300 mi

US $200
Replaced Fuel Pump O2 Sensor 
213000 mi

US $118
Oil Pressure sensor failed and needed replaced. 
63000 mi

US $250
ENGINE-VERY LOW IDLE & WOULD STALL MAKING TURNS. IDEL WOULD "JUMP" 250 RPM TO 1250 RPM UNTIL IT WOULD STALL. FUEL INJECTORS WERE CLOGGED, DEALER SAID THAT THEY SHOULD BE FLUSHED EVERY 15,000 MILES & USE SHELL GASOLINE, SINCE IT WAS THE CLEANEST! 
73000 mi

US $295
FUEL SENDING UNIT BAD, THE FUEL GAGE WOULD SAY THAT THE TANK WAS EMPTY, BUT WHEN IT WAS FUELED UP , IT SHOWED THERE WAS 6.5 GALLONS IN THE TANK. 
89000 mi

US $600
four wheel drive went out and had to replace ecm module 
123000 mi

US $1100
Fuel pump failed and had to be replaced. 
142000 mi

US $10000
FUEL EVAP SENSOR FAILED 
145000 mi

US $380
BAD CATALYTIC CONVERTER BAD CATALYTIC CONVERTER (PASSENGER SIDE) 
154300 mi

US $600
serpentine belt and tensioner bad 
183500 mi exhaust manifolds went bad 
217000 mi

US $160
After an antifreeze leak that grew substantially on my driveway and a dealer diagnosis, my water pump, thermostat, and a/c belt needed to be replaced. Dealer estimate: $800; doing it on my own: $160. Thank you YouTube! 
201500 mi

US $53
Computer logged 29 codes, principal code was P0327, knock sensors. SES light on intermittently. 
214000 mi

US $300
Replaced fuel pump 
221288 mi

US $1374
Knock sensors replaced, I provided parts purchased previously, replaced belts and tensioners,  valve cover gaskets, valley pan gasket, oil pressure switch. 

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2003 Chevrolet Tahoe / Suburban 4-door

8-cylinder automatic AWD

115000 mi

US $2514
Quit running on the road. Replaced ignition relay, but would not start. Towed to shop, told the fuel pump went out and tripped the ecm relay. Replaced parts as well as a worn front wheel bearing and leaking water pump. 

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2003 Chevrolet Tahoe / Suburban 4-door

8-cylinder automatic 4WD

134000 mi

US $1320
Front crank leak 
139000 mi

US $650
Leaking water pump, replaced hard to get hose at the same time to avoid dealing with it later. 
141000 mi

US $98
Issues with sensor in the accelerator pedal if the vehicle had sat for an extended length of time. 5 minute job to swap in new pedal and sensor, issue fixed. $98 for OEM GM part. 
141000 mi

US $2000
Fuel Pump failed 
142000 mi Oil cooler lines leaking. Repaired lines. 
144300 mi

US $350
Oil pressure sensor failed. Replaced sensor. 
148300 mi Leaking radiator, replaced. 
157000 mi

US $2250
Replaced electronic control for throttle body & throttle body. Causing vehicle to go into low power mode. 
61000 mi Replaced valve intake gaskets Under 8/80000 warratny replaced Catalytic converter. 

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2003 Chevrolet Tahoe / Suburban 4-door

8-cylinder automatic 2WD

215000 mi

US $2500
radiator and heater core 

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2003 Chevrolet Suburban 4dr SUV, ext.

285-horsepower 5.3L V8 4-speed automatic RWD

174000 mi

US $700
rear seal and oil pan gaskt leaking oil 
190000 mi

US $275
Replaced serpenteen belt and ac belt and belt ideler 

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2003 Chevrolet Suburban 4dr SUV, ext.

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

237000 mi

US $925
Fuel pump replaced. Complete failure... original pump lasted 237,000 miles. Thermostat not reading accurately. Eng temp showed 160 when should be closer to 200-210 
105400 mi

C $3200
Water pump was leaking. 
115320 mi

C $1000
P0332 DTC Code 
108000 mi

US $247
Oil pressure sending unit replaced 
99000 mi Check engine light on when purchased. Dealer repaired at no charge. Problem was with evaporation emissions control. 
78000 mi

US $2200
Oxygen sensor needed to be replaced. 
97000 mi

US $260
Replaced the AC tensioner due to a squeal in the tensioner. Replaced the fog lights due to broken off lens. 
113000 mi

US $400
Lean Bank 1 and 2 code. Replaced the fuel filter and the MAF sensor. Still shows up periodically. research reveals that the intake gasket is the likely culprit. 
114000 mi

US $1319
Loud banging noise from the AC belt tensioner. Replaced the AC compressor IAW the applicable TSB. 
118000 mi

US $700
Exhaust manifold bolts broken resulting in an exhaust leak. Replaced the heads with stock heads. Replaced oil pressure sending unit due to damage during repair. 
151000 mi

US $4200
Fuel filler neck corroded due to exposure to salt from the roads in the NorthEast. 

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2003 Chevrolet Suburban 4dr SUV, ext.

275-horsepower 4.8L V8 4-speed automatic 4WD w/low range

85000 mi

US $1600
Gasket leak. 

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See TrueDelta's information for all Chevrolet models.

2003 Chevrolet Tahoe / Suburban Engine Problems

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 Tahoe / Suburban problems occur, check out our car reliability stats.