2008 Chevrolet Avalanche Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2008 Chevrolet Avalanche

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2008 Chevrolet Avalanche
$
157
to $
542
2008 Chevrolet Avalanche
$
412
to $
1,380
2008 Chevrolet Avalanche
$
129
to $
464
2008 Chevrolet Avalanche
$
266
to $
973
2008 Chevrolet Avalanche
$
654
to $
809

2008 Chevrolet Avalanche Problems

Keyless Entry System Not Working Due to Failed Fob/Entry Receiver

The keyless entry system may stop working. Our technicians tell us the key fobs and keyless entry receiver may need to be replaced to correct this fault.

Reduced Power and Check Engine Light

The throttle position sensor (TPS) on the Chevrolet Avalanche, including the Black Diamond Edition, is notorious for failure which causes:

This issue is related to the throttle position sensor, and can be caused by faulty wiring to the TPS, bad connection at the TPS, or a failed TPS.

To correct this issue, the wiring harness, connector, and throttle position sensor must be inspected, tested, and/or replaced. The most common cause is a faulty TPS.

The Upper Dash May Crack

The upper dash may crack, most commonly on vehicles in warm climates and exposed to a lot of sunlight. The common repair is to replace the upper instrument trim panel. Information on a technical service bulletin or extended warranty is not available at this time.

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2008 Chevrolet Avalanche Questions

driving down road, all warning lights came on & door locks started locking and (1 answer)

unlocking. What causes this?

I am getting a bad o2 sensor code from auto zone P1133 and have replaced it 2x (1 answer)

The code according to the Tech's at auto zone said I needed to replace the o2 sensor, bank 1 sensor 1. I have done this 2 times and they cannot clear the code. My truck is still getting terrible gas mileage and doesn't seem to have the same power it had before this problem. I also changed...

backup camera malfunction (1 answer)

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2008 Chevrolet Avalanche Recalls

Passenger Frontal Air Bag Inflator Ruptures On Deployment

The passenger frontal air bag inflator may rupture on deployment, causing metal fragments to come through the air bag and injure occupants. Dealers will replace the passenger frontal air bag inflator free of charge to resolve the concern.

Passenger Frontal Air Bag Inflator Ruptures On Deployment

The passenger frontal air bag inflator may rupture on deployment, causing metal fragments to come through the air bag and injure occupants. Dealers will replace the passenger frontal air bag inflator free of charge to resolve the concern.

Possible Under Hood Electrical Fire

The heated washer module under the hood could overheat due to excessive current draw. Under certain conditions, this could result in an under hood fire. This previous recall attempt in 2008 to repair this concern did not have the expected success. Dealers will now permanently disable and remove the heated washer module to correct this concern. This recall is expected to begin on June 20, 2010.

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2008 Chevrolet Avalanche Reviews

Rated
based on 4 customer reviews
I love love love my Avalanche truck. But I have some of the problems listed above. I have the check engine light on a lot and it is usually because of the 4WD issue or because of the gas cap. So damage to something may not be present and yet it's telling the code reader the whole thing needs to be replaced. Just make sure you get a second opinion before committing to a whole piece replacement.
service air light is on
I HAVE A 2008 AVALANCHE LTZ, THAT I BOUGHT NEW. CURRENTLY IT HAS 125,000 MILES AND I LOVE IT. THE ONLY PROBLEM I HAD WAS HAVING TO CHANGE MY FRONT BRAKES AND ROTORS FOUR TIMES. THE FIRST SET OF TIRES GOT 80,000 MILES (GREAT), THE SECOND SET ONLY GOT 35,000 MILES. THE BRAKES SEEM GOOD FOR 20,000 MILES AFTER CHANGING AND THEN THE FRONT ROTORS START TO PULSATE. I WOULD BE AFRAID TO TO...

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