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Chevrolet Impala Engine Problems and Repair Histories

548 TrueDelta members own a 2000 or newer Chevrolet Impala. 126 of these members (23%) have reported engine repairs for their car. A total of 143 engine repairs to Chevrolet Impalas--an average of 0.3 per vehicle--have been reported.

See our lemon odds and nada odds page for more details. To see how frequently Chevrolet Impala problems occur, check out our car reliability stats.

Want to read about specific problems behind these stats? Jump to the Chevrolet Impala problem descriptions below.

Don't infer Chevrolet Impala problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.

Percentage of Chevrolet Impala repairs by problem area

35% of the Chevrolet Impala repairs were to the engine, 10% to the transmission, 10% to the brakes, 21% to the suspension, 17% to the electrical or air-conditioning systems, 4% to the body and trim, and 3% to other areas of the vehicle.

Chart based on 403 repairs.

Chevrolet Impala engine repair cost distribution

Of the Chevrolet Impala engine repairs that were not covered by warranty and were not do-it-yourself repairs, 14% cost less than $100, 47% between $100 and $499, 21% between $500 and $999, 13% between $1000 and $2499, and 5% more than $2500.

Chart based on 160 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Non-members can see only ten Chevrolet Impala Engine problems and repair histories. Log in or join us to see them all.
Repair costs are in local units.

2006 Chevrolet Impala 4dr Sedan

242-horsepower 3.9L V6 4-speed automatic FWD

Chevrolet Impala in Ontario, Canada
Date Odometer
(in miles)
Cost Problem/Repair Description
0 Emission canister vent solenoid-Replaced under Warranty 
28100 1130 Water pump and coolant crossover gaskets developed bad leak aand were replaced with all cost paid by owner.  
38440  
Chevrolet Impala in Iowa, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Nov 2007 34000    
35000 0 Head gasket was leaking not allowing hot air to blow and defrost the windshield. 
65700 30 Cooling line fitting. 
70000 375 Water pump replaced. Serpintine belt replaced. 
77000 250 Thermostat replaced 
 
Chevrolet Impala in New York, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Sep 2007 33000    
38000 900 Check engine light on (then off, then back on) plus sporadic warnings to tighten gas-cap - which was tight! Needed new sensor(s) . 
 

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2006 Chevrolet Impala 4dr Sedan

211-horsepower 3.5L V6 4-speed automatic FWD

Chevrolet Impala in Pennsylvania, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Nov 2007 19000    
34000 0 Car experienced massive coolant loss. Noticed coolant covering engine and underside of hood. Saw Dex-cool running down the back of the fan/radiator. Dealer pressure tested cooling system and replaced water pump under warranty. Seems OK after repair. 
 

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2006 Chevrolet Impala / Monte Carlo

Engine not specified

Chevrolet Impala in Michigan, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Feb 2010 81000    
82000 500 Vehicle DIC (Driver Info Center) displayed "Engine Hot / A/C Off" and temp gauge dropped to zero. With no temp gauge, it was decided it was best to have it towed. Dealer replaced: Temp sensor Returned 2 week later for reflash of computer.  
 

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2004 Chevrolet Impala 4dr Sedan

200-horsepower 3.8L V6 4-speed automatic FWD

Chevrolet Impala in New Jersey, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Dec 2008 84000    
94000 0 Bad fuel injector. 
 

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2004 Chevrolet Impala 4dr Sedan

180-horsepower 3.4L V6 4-speed automatic FWD

Chevrolet Impala in Colorado, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
May 2009 75000    
76000 450 Problem with Dexcool gelling, went in for flush noticed that water pump had evidence of leaking. R&R water pump and thermostat while having complete system flush to get rid of gelled dexcool. Check engine light, code leaky fuel vapor system. Diagnosed as possibly due to aftermarket locking gas cap.  
93000  

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2004 Chevrolet Impala / Monte Carlo

Engine not specified

Chevrolet Impala in South Carolina, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Nov 2009 3000    
4000 50 unreliable as to when car starts properly, fixed with new ignition chip 
 

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2002 Chevrolet Impala 4dr Sedan

180-horsepower 3.4L V6 4-speed automatic FWD

Chevrolet Impala in Pennsylvania, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Feb 2010 77000    
78000 550 Replaced for second time ignition switch - security system does not allow car to start because of defect in ignition system 
89700 650 Check engine light on - replaced thermostat. 
98000  
Chevrolet Impala in Ontario, Canada
Date Odometer
(in miles)
Cost Problem/Repair Description
800 replace faulty gasket 
137640 100 replace resonator 
146320 400 engine light came on did an OBD2 meter check for code and found out it was emissions spoke with a mechanic to find out it was catalytic converter 
146320 110 engine light came on, reading now says missing cylinder 1 replaced coil packs with used from wrecker. Engine light came back on and now says misfire on cylinder 5. Have not yet fixed  
147520 170 replaced coil pack plugs and wires 
161200 1300 would not start told it was ignition then BCM. 
 

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