DTC's, Problems & Troubleshooting | 3800Pro Forums

Upstream O2 sensor replaced leading to new check engine light GM 3800 series 3 V6

3

69

Engine cuts out when nearing boost

1

77

08 lucerne cylinder 3 misfire

0

157

by bks427

Engine starts then stalls shortly after

4

195

by MikeK

MAP and MAF codes

1

112

Coolant temperature sensor

3

326

2007 Grand Prix Special Edition RPM surging at 2-3k RPM. Slipping at stop to first gear.

0

139

by 07SpecialEdition

Engine Stutter at 4500rpm

6

613

What is this noise!!

10

426

by gumba

No Crank No Start (Fixed)

16

816

by earl.cleveland2013

Car won’t start after rebuild. HELP!!!

5

245

3800 Series II stalling when warm

16

22K

P1125 and P2138

3

356

by DAHL

Bad starting running rough and misfires

1

450

Vacuum leak? Hard start, no idle. Need vac diagram or FSM

3

616

by Riv_95

Wont go past 3500 RPM

18

1K

2000 L67 SC 3800 engine died HELP!!

12

979

1997 L67 Stalling on Cold Start

2

483

1999 ultra dies

3

557

by tomato lover

High idle at start up wont go down even when warm.

14

2K

by DAHL

P0300 code and the Unique solution

0

415

by DAHL

power loss w/ backfire on accel

4

2K

PCM issue or unrelated?

13

910

Strange squealing

10

4K

1999 Pontiac grand prix GT

2

509

by Mad_Coachman

Engine fires, runs, dies in 2 seconds

14

3K

P0101. Chasing a ghost that intermittently stalls car

6

4K

by Jerimy

P0101 and Tuning Help.

3

615

2

4K

2004 impala ss misfire

5

1K

Rough Idle, low power

5

4K

Misfire on 6 alot and 4 a little!

1

453

1991 Buick Regal 3800 TPI - Shuddering under load and bad idle

0

606

by esquez

Ultimate "Crank No Start" Diagnosis Challenge

2

27

6K

erratic starting, idling and, hard starting problem at various temps!!! This car is possessed!!!!!!!

7

1K