460-horsepower 6.2L V8 8-speed shiftable automatic RWD
23000 mi | A torque converter shutter at 45 mph, a known issue with GM 8-speed automatic transmissions. TSB called for a triple flush of the transmission fluid and refill with a new fluid. |
460-horsepower 6.2L V8 8-speed shiftable automatic RWD
14000 mi US $800 |
Reoccurring 'shudder' in 8th gear @hwy speeds. Drops 25 rpm & then picks it back up. |
supercharged 650hp 6.2L V8 8-speed shiftable automatic RWD
6000 mi | Whine coming from rearend/differential. |
460-horsepower 6.2L V8 8-speed shiftable automatic RWD
13000 mi | Replace torque converter |
29000 mi | Transmission fluid change due to torque converter vibration/shudder - same issue that appeared about one year ago. This time, only the transmission fluid was changed per GM bulletin. |
8200 mi | Replaced the torque converter |
17000 mi | Noise in differential. Dealer advised it was normal. I disagreed. Called GM. No help. |
3720 mi | Minor leak |
455-horsepower 6.2L V8 7-speed manual RWD
3000 mi | Had a TSB performed to fix a known issue for hard-shifting of the manual transmission. |
supercharged 650hp 6.2L V8 8-speed shiftable automatic RWD
1000 mi | Tranny was taking 3-4 seconds to go into gear. Then it would kind of jump into gear. The dealer said that this is an adaptive transmission. To give it time. |
460-horsepower 6.2L V8 8-speed shiftable automatic RWD
Check engine light and transmission would not shift properly. Entire Transmission replaced. Repaired just before Lemon Law applied. |
The drivers side outside rear CV joint failed. Car was disabled and flat bedded to Dealer. Chevy replaced the entire axle assembly. Total cost would have been under $500. if not a warranty item. | |
8000 mi | Torque Converter replaced under warranty due to shudder. At least a 3 day repair for dealer as entire rear end including torque tube must be removed. A somewhat common problem with A8 transmission. |
16000 mi | Experienced the transmission surge again. This time Dealer installed a new GM transmission fluid that was supposed to fix the issue. After 1,000 mi it seems to have solved the issue, at least temporarily |
23000 mi | Torque Converter Repacement |
16:00 13 Aug 2015, I was pulling out of an intersection and nearly lost control with the unexpected hard shifting while turning the vehicle. This was going only into second gear shifts while in car was in touring mode. This issue was repeat |
4000 mi | Torque converter shudder...known problem with the A8. Fix was a 3X flush with new part number GM HP Dex fluid. Rear axle seal leaking |
6000 mi | Torque converter shudder and hunting returned so Torque converter was replaced with revised part number and revised fluid Shudder and hunting have not returned by 8000 miles |
9000 mi | A8 transmission fluid change to correct shudder issue. |
15000 mi | Flush and refill transmission with synthetic for stuttering on V4 to V8 transition. |
24000 mi | Dealer replaced torque converter. In V4 mode torque converter would lock and unlock about every 5 seconds. It shuddered each time it locked up. |
455-horsepower 6.2L V8 8-speed shiftable automatic RWD
7500 mi | Torque converter was replaced because it was slipping and causing entire vehicle to shudder. |
460-horsepower 6.2L V8 8-speed shiftable automatic RWD
13300 mi | torque converter replaced. |
455-horsepower 6.2L V8 8-speed shiftable automatic RWD
12000 mi | at 12k transmission got stuck at gears 1/2! towed it to the dealer, they said they reset the computer and "hope" it won`t happen again! |
460-horsepower 6.2L V8 6-speed shiftable automatic RWD
12200 mi | TSB to check fluid level in diff. |
6000 mi | Due to a metallic grinding sound at idle, car was brought into shop and determined to have worn bearings in or near the torque tube. Car was torn down after 3-4 weeks of wait time for the part. Torque tube was replaced. |
13000 mi | Severe rattle in drive line. Diagnosis was flex plate. Flex plate was replaced. Still had rattle. |
13500 mi | Back in shop for torque tube replacement to fix rattle. |
33000 mi US $4500 |
Replaced torque tube. |
455-horsepower 6.2L V8 7-speed manual RWD
1300 mi | It appeared there was a small leak in rear axle area. turned out that it was just excess oil that had been splashed on the frame when differential was filled. |
436-horsepower 6.2L V8 6-speed shiftable automatic RWD
7300 mi | CV boot - right rear. All repairs covered under warranty. |
436-horsepower 6.2L V8 6-speed shiftable automatic RWD
38000 mi US $3800 |
Replaced broken shifter cable |
505-horsepower 7.0L V8 6-speed manual RWD
23500 mi | Rear axle nuts came loose causing the axle shafts to wear inside the wheel bearings requiring replacement of both axle shafts and both rear wheel bearings. GM sent one incorrect axle so repair was partially completed requiring another trip |
43000 mi | Clutch Master Cylinder Replaced under manufacturers warranty extension for this part. |
436-horsepower 6.2L V8 6-speed shiftable automatic RWD
50000 mi US $25 |
Shifter |
49000 mi US $50 |
Broken shift linkage |
436-horsepower 6.2L V8 6-speed manual RWD
22200 mi | Got my rear end fluid changed under warranty/TSB for noise and clunking. I imagine it's the newer GM fluid with the additive already in it. |
41000 mi US $125 |
The clutch master cylinder broke causing the cluth to fail to disengage and the clutch pedal to stay on the floor. A replacement clutch cylinder is approx. $100, an upgraded component made by a company known as Tick is recommended at a cost of approximately $350. |
430-horsepower 6.2L V8 6-speed shiftable automatic RWD
26750 mi | Growling in differential. Replaced with updated differential fluid. Replaced differential fluid with upgraded fluid to stop rear end growling when turning. All performed under warranty. |
52000 mi US $100 |
Differential clutch packs operating incorrectly - sticking. |
15000 mi | grinding noise in rear end area replace nuts on axle that were loose again |
21000 mi | Automatic transmission shifter, shift lock |
430-horsepower 6.2L V8 6-speed manual RWD
7000 mi | Limited-slip differential clutches were glazed. Replaced clutches and manual transmission fluid. |
430-horsepower 6.2L V8 6-speed shiftable automatic RWD
36000 mi US $100 |
automatic gear shift lever |
400-horsepower 6.0L V8 6-speed shiftable automatic RWD
50000 mi US $750 |
Auto trans shift linkage failed, had to be towed to repair shop. Replaced entire shift linkage assy. |
50000 mi US $350 |
Second trip to shop for transmission shift linkage failure. Also currently (as of 7/14/17) back in the shop for the third linkage failure! |
51200 mi | Third trip for shift linkage. Hopefully it is finally fixed. |
400-horsepower 6.0L V8 6-speed manual RWD
50700 mi US $1850 |
Bad throw out bearing. Also replaced clutch while we were in there. |
4000 mi | Noise coming from rear of during very low speed sharp turns. Rear differential was incorrectly filled with light weight fluid at factory (maybe Z06 fluid?). Existing fluid drained and replaced with spec fluid. Problem solved. |
400-horsepower 6.0L V8 6-speed shiftable automatic RWD
45000 mi | Knocking coming from rear of car. A TSB on the problem told them to replace rear axle bolts and loc-tight the threads. |
66000 mi US $425 |
Broken shift cable. Had to get towed in to dealer. |
19200 mi US $1500 |
replaced left rear axle, serviced transmission and differential. |
11000 mi |
Engine not specified
9000 mi | Growling noise when cold during slow reverse. Was told that it was a TSB for clutch plate sticking. |
400-horsepower 6.0L V8 6-speed shiftable automatic RWD
5658 mi | Chattering noise from rear end when turning / Drain flush and replace rear axle fluid |
400-horsepower 6.0L V8 6-speed manual RWD
33000 mi US $100 |
Clutch spring broke. Car has a manual transmission. |
55000 mi US $3600 |
Went in for 3.90 gearing upgrade. First mechanic botched the job. Had to get another mechanic to fix it. |
400-horsepower 6.0L V8 6-speed shiftable automatic RWD
20000 mi US $200 |
Shifter for a6 failed, could only get it into neutral or drive. Could not shut off electical, could turn off engine. Had to disconnect battery. Would not start after disconnecting battery. Had to be towed. |
400-horsepower 6.0L V8 4-speed automatic RWD
34500 mi US $576 |
Auto Transmission locked in reverse, gear change cable defective... Cable replaced... Total cost with towing and rental $ 755 |
4340 mi C $1700 |
Shifter cable broke. In shop for two weeks waiting on new part from the factory. |
4000 mi US $600 |
Rear differential creaking crunching noise. Car needed to have additive added to rear differential. |
400-horsepower 6.0L V8 6-speed manual RWD
41000 mi US $100 |
Replaced leaking seal on differential at drive axels. Only passenger side was leaking but replaced both sides anyway. |
4000 mi | Trans leak |
400-horsepower 6.0L V8 4-speed automatic RWD
59000 mi US $47 |
Gear shift lever sticks in park. Unable to shift. Jam lever hard forward and right , hasn't happened since. This is a common problem with 2005 Corvette automatic transmission |
61200 mi US $400 |
Replaced shift linkage cable |
405-horsepower 5.7L V8 6-speed manual RWD
15000 mi US $250 |
Repaired left rear leaking output shaft seal |
350-horsepower 5.7L V8 6-speed manual RWD
12300 mi | Warranty repair of leaking transaxle seal; no problems since under warranty repair by dealer |
350-horsepower 5.7L V8 6-speed manual RWD
57000 mi US $4000 |
The clutch failed, leaving me stranded. It then snowballed to more "unnecessary" modifications |
350-horsepower 5.7L V8 4-speed automatic RWD
14000 mi | Repair left rear axle seal under warranty. |
16700 mi | Repair left rear axle seal under warranty. |
350-horsepower 5.7L V8 4-speed automatic RWD
67500 mi | Local specialist shop put dye into transmission to determine source of leak. Still incomplete. |
Engine not specified
51000 mi US $1500 |
Transmission |
385-horsepower 5.7L V8 6-speed manual RWD
67600 mi US $2000 |
Replace worn flywheel,clutch disc pressure plate throw out bearing. |
69000 mi US $1750 |
Clutch pedal would stay on floor during shifts at high RPM. Replace clutch disc. flywheel, slave cylinder throw-out bearing. |