DTC's, Problems & Troubleshooting | 3800Pro Forums

Breaking up under mid 3/4 throttle

10

79

99 Bonny, naturally aspirated, won’t idle

14

280

Losing spark

1

83

1995 park ave voltage drop

2

186

Fresh Build Fresh Car - EVAP Solenoid & CPS Codes

2

301

[SOLVED] Cylinder 1 and 3 misfire after warmed up 2007 Grand prix 3800 NA Stumped

11

1K

Knocking like lifter

0

426

3800 rebuild

4

385

by digitalgpbandit

3800 SC stalls idling and hesitates after Replacing coolant elbows and oil preassure sensor

3

517

No DTC - Lack of power, stalls intermittently?

9

2K

Turn over, no start. 07 Pontiac Grand Prix

2

557

by tylerjwalker4

L67 swap starts and dies

3

427

1996 olds 88, getting a couple of codes but only occasional symptoms

0

223

by bigmansmallcar

High Rpm When shifting

1

327

2000 GTP misfire

0

244

by Allg32

2000 Firebird intermittent no start condition when the engine is warm

6

531

1988 Buick Park Avenue crank-no start

0

333

by Thejumpsuitman

P1655 P1406 (And other EGR codes) 1996 Buick LeSabre

5

648

Stumbles and stalls

1

405

fouled spark plugs on driver side bank

15

801

by Tommy Vercetti

I think my crank position sensor is going out

18

12K

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

4

826

2000 Buick PAU cooling fan logic?

0

301

by TriShields&Pentastars

Diagnosing p0300 on 2007 Buick Lacrosse

2

24

7K

by spider2131nc

Engine cuts out when nearing boost

1

432

08 lucerne cylinder 3 misfire

0

437

by bks427

Engine starts then stalls shortly after

4

832

by MikeK

MAP and MAF codes

1

490

Coolant temperature sensor

3

759

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

0

354

by 07SpecialEdition

Engine Stutter at 4500rpm

6

1K

What is this noise!!

10

1K

by gumba

No Crank No Start (Fixed)

16

3K

by earl.cleveland2013

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

5

680

3800 Series II stalling when warm

16

26K