Oil pan removal

Tiny
ZACHSMOM
  • MEMBER
  • 2007 CHEVROLET COBALT
  • 4 CYL
  • 2WD
  • AUTOMATIC
  • 35,000 MILES
The kid took a dip in the ditch a came away with about a 1 inch gash in the oil pan. He can weld the gash, but we are having trouble getting the oil pan off. Just how many bolts and how far (up into the engine) do we have to go to get this thing off?

Thanks,
Mom
Sunday, August 23rd, 2009 AT 10:22 AM

7 Replies

Tiny
MMPRINCE4000
  • MECHANIC
  • 8,548 POSTS
You will have to remove any motor/trans mounts in the way and raise engine a few inches to get the pan off. Here are the instructions in the diagrams below to show you how to replace the oil pan. Check out the diagrams (Below). Please let us know if you need anything else to get the problem fixed.
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Wednesday, September 9th, 2009 AT 5:45 AM
Tiny
R JONES
  • MEMBER
  • 1 POST
  • 2007 CHEVROLET COBALT
  • 4 CYL
  • FWD
  • AUTOMATIC
  • 42,600 MILES
My daughter ran over a curb and cracked the oil pan and I wanted to know if it coukd be removed without removing the engine.
Thanks Kent
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Sunday, September 1st, 2019 AT 12:12 PM (Merged)
Tiny
MERLIN2021
  • MECHANIC
  • 17,250 POSTS
Yes, the engine does NOT need to be removed, here's how:
Removal Procedure 1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle . Fig. 171: View Of Oil Pan Drain Bolt Courtesy of GENERAL MOTORS CORP. 2. Drain the engine oil. 3. Remove the engine drive belt. Refer to Drive Belt Replacement . 4. Remove the lower AC compressor bolt. Fig. 172: Identifying Oil Pan Bolts Removal & Tightening Sequence Courtesy of GENERAL MOTORS CORP. 5. Remove the oil pan bolts. Fig. 173: View Of Oil Pan Courtesy of GENERAL MOTORS CORP. 6. Remove the oil pan. Installation Procedure Fig. 174: Locating Oil Pan Adhesive Courtesy of GENERAL MOTORS CORP. 1. Make sure that the oil pan and mounting surface on the lower crankcase are free of all oil and debris. 2. Apply a 3.5 mm bead of RTV around the perimeter of the oil pan and the oil suction port opening. Refer to Sealers, Adhesives, and Lubricants for the correct part number. Fig. 175: View Of Oil Pan Courtesy of GENERAL MOTORS CORP. 3. Install the oil pan. Fig. 176: Identifying Oil Pan Bolts Removal & Tightening Sequence Courtesy of GENERAL MOTORS CORP. 4. Install the oil pan bolts. Tighten: Tighten the oil pan bolts to 25 N.m (18 lb ft). 5. Install the AC compressor bolts. Refer to Compressor Replacement (RPO LSJ) or Compressor Replacement (RPOs L61, LE5) . NOTE: Refer to Fastener Notice . 6. Install the engine drive belt. Refer to Drive Belt Replacement . 7. Lower the vehicle. 8. Fill the engine oil to the proper level.


https://www.2carpros.com/forum/automotive_pictures/62217_171_3.jpg



https://www.2carpros.com/forum/automotive_pictures/62217_172_1.jpg



https://www.2carpros.com/forum/automotive_pictures/62217_173_1.jpg



https://www.2carpros.com/forum/automotive_pictures/62217_174_1.jpg

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Sunday, September 1st, 2019 AT 12:12 PM (Merged)
Tiny
2CP-ARCHIVES
  • MEMBER
  • 4,540 POSTS
  • 2006 CHEVROLET COBALT
  • 11,200 MILES
I hit a something in the road and cracked the oil pan and the car shutdown. Replaced the oil pan and the car won't crank. Is there a engine shutdown reset or sensor that needs to be replaced? Any suggestions or information would be c greatly appreciated. Please help.
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Sunday, September 1st, 2019 AT 12:12 PM (Merged)
Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 POSTS
No rest or shut downs. If you hit the pan and lost oil, you may have seized the motor which will require replacement

try turning the motor by hand

Roy
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Sunday, September 1st, 2019 AT 12:12 PM (Merged)
Tiny
HUMONE
  • MEMBER
  • 1 POST
  • 2006 CHEVROLET COBALT
Engine Mechanical problem
2006 Chevy Cobalt 4 cyl Front Wheel Drive 26850 miles

I am trying to loosen the drain plug in a 2006 cobalt and it was put in very tight by the last person who changed the oil. Since the oil pan is aluminum I dont want to apply too much pressure and warp the pan or the plug. What would be the easiest way to loosen it?
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Sunday, September 1st, 2019 AT 12:12 PM (Merged)
Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,700 POSTS
THere really isn't anything you can do other than apply enough pressure to loosten it. My concern is if the pan is aluminum, the threads may be stripped.

Let me know if you have other questions.

Joe
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Sunday, September 1st, 2019 AT 12:12 PM (Merged)

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